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scan0001 |
Letter from Vandervell Products Ltd. confirming chassis number 57.KU and arranging for work to be completed before the body is fitted.
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1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS MANUFACTURERS OF…
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scan0002 |
Alterations to the big end bearings for the Wraith and 4 1/4 Litre Bentley models.
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To By. from Rm/Swdl. c. c. to E. 1020 WRAITH AND 4 1/4 BENTLEY BIG END BEARINGS. WRAITH III. Further to our memo Rm/Swdl.1/JH.30.6.37 with regard to incorporating 2 - .125" dia holes in each crankpin…
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scan0003 |
Letter discussing inconsistent oil consumption results, Le Mans performance, bearing repairs and fitting a new chassis.
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W/P. Sr. from Rm. Many thanks for your notes. I have no excuses for my delay in replying, except that I have been doing other things most of the time. It does not look as though we shall get over to…
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scan0004 |
Epidemic of big-end bearing failures on Bentley cars and proposing solutions.
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Hs. from Rm. By. c. RHC. 1030 Rm3/R.5.7.37. BEARINGS. As you know, we are in the middle of an epidemic of big-end failures on Bentley cars. Roughly, £50 is the cost of pulling two engines down and…
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scan0005 |
Epidemic of connecting rod bearing failures in 3 1/2-Litre Bentley cars and the associated repair costs.
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Sg. from Rm. Hs. c. E. c. Hy. c. Rd. c. W/K - Pk. 1020 Rml/R.7.7.37. BENTLEY CONNECTING ROD BEARING FAILURES. 3 1/2-Litre. We are afraid of an epidemic of big end failures if second-hand 3 1/2-litre…
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scan0006 |
Suggestions for dealing with issues on 3½-litre vehicles, including engine failures and long-term running.
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-2- Our suggestions for dealing with 3½-litres are as follows:- (1) After a big end Failure. If the owner is fortunate enough not to scrap his engine, we do not see how we can do otherwise than take…
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scan0007 |
Analysis of issues and recommended modifications for the 4¼-litre Bentley, including costs.
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-3- (5) Engine is dismantled for other causes. If for any reason whatever a crankshaft is removed from an engine, it should have the additional holes drilled in both the pins and journals. 4¼-litre…
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scan0008 |
Recommendations for engine repairs concerning big end and main bearing failures, and second-hand car certification.
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-4- Rm1/R.7.7.37. C. Big End Failure. Drill the crankshaft pins and journals, with additional lubrication holes. Fit large pump. Cost to Company £30. D. Main Bearings require taking up for the second…
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scan0009 |
Proposed depot sheet detailing main bearing replacement and crankshaft lubrication modifications for the 4 1/4 Litre Bentley.
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PROPOSED DEPOT SHEET 4 1/4 LITRE BENTLEY. MAIN BEARINGS. (1) In reference to paragraph (1) of your Depot Sheet dealing with the 'taking up' of A.C.7. main bearings when due to hammering, the bearings…
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scan0010 |
Procedures for addressing different types of big end failure in engines.
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-2- (a) Big end failure in cases where the main bearings are a good job without slackness or hammering out. Modify the lubrication holes in the crankshaft in accordance with (a) and (b) of paragraph…
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scan0011 |
Engine big end bearing failures in 3½ and 4¼ Litre Bentley cars, listing failures, mileage, and remarks.
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COPY. Rm. Hd/SB6/HR.3.7.37. ___ re ENGINE BEARINGS. 3½ and 4¼ LITRE BENTLEY CARS. ---------------------------- With reference to your enquiries concerning the above, we would reply as follows:- 3½…
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scan0012 |
Main bearing and big end failures in 3 1/2 litre and 4 1/4 litre cars.
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- 2 - Hd/SB6/HR.3.7.37. CH.NO. NAME. BIG END NO. MILEAGE. REMARKS. B.59-AE. Mrs. Greenall. 2. 39,178.X B.145-DK. Hardie. 5. 14,343. B.75-AE. Crossman. 6. 57,347.X B.103-CW. Mrs. Byron. 2. 32,900.…
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scan0013 |
Main bearing sinkage issues and estimated repair costs for the 4 1/4 Litre model.
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- 3 - Hd/SB6/HR.3.7.37. Continued:- 4 1/4 LITRE MAIN BEARINGS. 10. The only trouble has been sinkage of the bearings causing roughness or a thump. Approximately 25 cars have had to be attended to,…
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scan0014 |
The condition of engine bearings for car B.8.G.A. following the Paris trials.
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To Hs, from Rm/GWH. c. to Rm. c. to Sr. c. to Hd. c. to Pk. Levallois July 6th. 1937 HH3 1020 RE. PARIS TRIALS CAR B.8.G.A. I have taken the opportunity to examine the condition of the bearings of the…
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scan0015 |
Standardisation report for Bentley main bearings to address hammering out and engine roughness.
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RR 755B (10H) 26074 2-11-36 WHK 24999 COMPLETED 8.7.37. BENTLEY STANDARDISATION OF PARTS. Description of Parts: BENTLEY MAIN BEARINGS (A.C.2). Date: 25.6.37 X No. 1020. Drawing No. Origin: Hammering…
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scan0016 |
Production note confirming no extra tool cost is required to introduce a change for the 'L' Series chassis.
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BENTLEY STANDARDISATION of PARTS. (Reversed text) Typewritten text: Extra Tool cost - nil. Could be brought on to production at the 1st. chassis in "L" Series (without Scrap.) Form Text & Headers…
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scan0017 |
Bentley connecting rod bearing and axle shaft failures.
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S/W. To Hs. from Sg. copy toRm. copy to E. copy to EY. copy to Hd. copy S/K...PK. 1020 Sg1/D8.7.37. Re: Bentley Connecting Rod Bearing Failures. Referring to Rm1/R.7.7.37, I have been very concerned…
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scan0018 |
Confirming a telephone agreement regarding the cost and supply of new bearings for the 176th chassis in 'K' Series.
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RHC. from Rm. c. Hs. 1020 Rm5/R.9.7.37. BEARINGS. Further to Rm3/R5.7.37., I spoke to Hs. on the 'phone about the cost of scrap in connection with this job, and he agreed that the new bearings should…
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scan0019 |
Requesting official orders for work on Wraith tappets and Phantom III & Bentley bearings.
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To Roy. from Rm/Swdl. c. G/JWH. 1020 Rm/Swdl.11/AP.12.7.37 Will you please pass official orders to the following people for work which has been done for us. (1) 24 Wraith bottom tappet blanks as cast…
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scan0020 |
Changes to the main bearings and crankshaft for the Bentley 'K' Series chassis.
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BY. Rm. G. Sg. C. Hs. G. Mx. - from RHC. 1020 SnoLeides RHC.3/EMG.12.7.37. BENTLEY CHASSIS - MAIN BEARINGS. In view of the big-end failures on Bentley cars, Rm. has recommended that we introduce at…
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scan0021 |
Issues and potential modifications for Phantom III main and big end bearings.
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Rm 1020 S/W To Bx. from Sg. Copy to Rm.Hsr. re P.III Bearings. Sg25/E14.7.37 Referring to Rm.1/AP.4.6.37, copy of which you had, I meant to have referred to this yesterday afternoon but I am afraid I…
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scan0022 |
Blowholes in A.C.6. connecting rod bearings for the Bentley Chassis 57-KW.
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Files SWDL WHAT IS THIS Rm To Rm. from HPS. c. to RHC. c. to HL 1020 HPS.5/VS.15.7.37. BENTLEY CHASSIS 57-KW. As you are aware, BY. has agreed to the release of the A.C.6. connecting rod bearings for…
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scan0023 |
Invoice details from Hoyt Metal Co. for lining bushes and connecting rod bearings.
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Swell - Are these O.K. Rm. Rm. 1020 G/WFH/CA.26/KI.20.7.37. We have an invoice from The Hoyt Metal Co. of Great Britain Ltd. dated 9th ulto. details of which are shown below. They quote as their…
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scan0024 |
Failures of big end bearings on the 4 1/4-litre engine and the testing of a new, thinner Hall's alloy bearing on the Phantom III and Wraith engines.
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1020 also 1260 By. from Rm. c. Hs. c. RHC. c. Da. Rm1/R.25.7.37. BIG END BEARINGS - ALUM. TIN ALLOY. The most alarming thing about big end bearing failures on the 4 1/4-litre engine in service, is…
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scan0025 |
Instructing a change in practice for Bentley connecting rod and main bearings to prevent loosening.
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View original record |
To By. from Rm/GWH. c. Rm. [Handwritten]: 1020 w3 Rm/GWH.11/AP.28.7.37 BENTLEY CONN. ROD BEARINGS AND MAIN BEARINGS. The bearings in the conn. rods and main journals quickly become loose in the…
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scan0026 |
Requesting a covering order for bearings metalled by the Hoyt Metal Co.
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To Rdy. from Rm/Swdl. c. to G/JWH. 10 20 Rm/Swdl.4/AP.2.8.37 In reply to your memo G/WFH/CA.2c/KI.20.7.37 will you please issue the necessary covering order for the bearings as metalled by the Hoyt…
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scan0027 |
Letter from English Racing Automobiles (E.R.A.) regarding the manufacture of engine bearing shells.
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ENGLISH RACING AUTOMOBILES LTD BOURNE LINCS DIRECTORS H.W.COOK RAYMOND MAYS PETER BERTHON TELEPHONE BOURNE 121 OUR REF PB/EP. DATE 8th August 1937. Messrs. Rolls Royce, Ltd., Derby. For the attention…
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scan0028 |
Drawing of a Centre Bearing Shell for a 2000c.c. engine.
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DIAMOND BORE 4.128 DIA. 4.1285 OIL GROOVE 4 7/32 DIA. 4.3765 DIA. 4.376 19/32 3/16 3/64R. 3/32R. 1.477 1.480 R= .2343 .2353 1/2 4.750 BOLT CENTRES. 3/64 x 45° CHAMFER IN EACH HALF. FINISH MACHINE IN…
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scan0029 |
Letter from English Racing Automobiles Ltd. regarding the dispatch of an incorrect print, E/10146, and enclosing the correct print, E/10147.
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ENGLISH RACING AUTOMOBILES LTD BOURNE LINCS DIRECTORS H.W.COOK RAYMOND MAYS PETER BERTHON TELEPHONE BOURNE 121 OUR REF. AB/EP. YOUR REF. DATE 9th August, 1937. W.A.Robotham, Esq., Messrs. Rolls Royce,…
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scan0030 |
Letter from English Racing Automobiles Ltd providing crankshaft and connecting rod dimensions and discussing design details.
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ENGLISH RACING AUTOMOBILES LTD E R A BOURNE LINCS TELEPHONE BOURNE 121 DIRECTORS H.W.COOK RAYMOND MAYS PETER BERTHON Handwritten notes: Filed, Miss answer, 1020 OUR REF. AB/EP. DATE 10th August 1937.…
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scan0031 |
Letter from the Experimental Department regarding the production and supply of connecting rod big end and centre main bearings.
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1020 Experimental Department. 11th August 1937. Rm/Swdl.2/AP. Mr.P.Berthron, E.R.A. Ltd., BOURNE, LINCS. Dear Sir, In reply to your letters of the 7th and 8th inst., we are despatching today 14…
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scan0032 |
Instructions on machining and fitting bearing shells, shims, and connecting rods.
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View original record |
-2- "Give + 1/2 thou. limit to the diameter of the shell. Machine the outside diameter by grinding to the same dead size as the housing of the rod. Machine the bearing flange to suit your own…
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scan0033 |
Request to despatch 14 bearing shells to Mr. P. Berthon of E.R.A. Ltd. for experimental testing.
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View original record |
To HPS/WSC. from Rm/Swdl. Rm/Swdl.3/AP.11.8.37 1020 Will you please despatch the 14 bearing shells (rough state) as handed to you (EB.2810) to Mr.P.Berthron, E.R.A. Ltd., Bourne, LINCS. The above are…
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scan0034 |
Letter from English Racing Automobiles Ltd. acknowledging receipt of parts and discussing procedures for finishing shells and bearings.
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ENGLISH RACING AUTOMOBILES LTD BOURNE, LINCS TELEPHONE BOURNE 121 DIRECTORS H.W.COOK RAYMOND MAYS PETER BERTHON OUR REF. AB/EP. YOUR REF. RM/SWdl.2/AP. DATE 13th August 1937. Messrs. Rolls Royce,…
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scan0035 |
Instruction for a billet of AC.6 bearing material to be cast, along with shims, detailing dimensions and heat treatment.
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To HPS. Rm/Swdl.8/JH.18.8.37. 1020 BEARINGS. Will you please instruct for a billet of AC.6 bearing material to be cast, suitable for making 2 complete bearings to the following rough machined…
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scan0036 |
Requesting an order number for two special bearings in Hall's metal for the E.R.A.Co.
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View original record |
To D/BP. from Rm/Swdl. 1020 Rm/Swdl.18/AP.20.8.37 Will you please issue an order number for two special bearings in Hall's metal, which in accordance with an arrangement between Rm. and the E.R.A.Co.…
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scan0037 |
Standardising lubrication holes in the crankpins to prevent big end bearing seizure.
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View original record |
RR 755B (10H) 26074 2-11-36 WHK 24999 COMPLETED 23.8.37. BENTLEY STANDARDISATION of PARTS. Date 28.6.37. Description of Parts: LUBRICATION HOLES IN THE CRANKPINS. X No. 1020. Drawing No. Ex.27855.…
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scan0038 |
Production implementation note for the 176th 'L' Series chassis, stating no extra tool cost.
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BENTLEY STANDARD PARTS LIST Date Extra Tool Cost Nil. Could be brought on to production at the 176th Chassis in "L" Series. (without scrap) Table Headers: MATERIAL LABOUR CHARGES TOTAL
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scan0039 |
Metalling of 24.Ph.III connecting rod bearing halves and the associated invoice.
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View original record |
To Roy. from Rm/Swdl. 1020 Rm/Swdl.7/AP.23.8.37 With reference to your memo Roy/FS.5.19.8.37, regarding the metallingof 24.Ph.III. connecting rod bearing halves in 'Cadmium' nickel alloy as carried…
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scan0040 |
Design change to incorporate Hall's metal bushes and fit new bottom tappets to the Ph.III.No.14 Unit.
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View original record |
To HPS. from Rm/Swdl. 1020 Rm/Swdl.11/AP.25.8.37 Ph.III.No.14 Unit. In view of the W/M. big end bearing failure on 32-EX. a design is now proceeding to incorporate Hall's metal bushes to the existing…
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scan0041 |
Complaints of 'Main bearing sinkage' on Bentley engines and a material change to resolve the issue.
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View original record |
To Hs. From RHC. c. to BY. & Rm. 1020 RHC.4/MJ.27.8.37. BENTLEY DEPOT COMPLAINTS. With reference to the number of complaint reports received from Depots on Bentley engines, known as 'Main bearing…
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scan0042 |
Updated arrangement for Phantom III connecting rod bearings using Halls metal.
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View original record |
X 1020 To HPS. from Rm/Swdl. Rm/Swdl.14/WH.31.8.37. PH. III Connecting Rod Bearings. Since issueing the scheme E.C.D.37 and its details regarding the adaption of Halls metal bearings for the above…
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scan0043 |
History of modifications to bearings and their lubrication on Bentley cars.
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View original record |
To By. from Rm/Swdl. c. Hs. x 1020 Rm/Swdl.12/WH.31.3.37. History of Modifications to Bearings and their Lubrication on Bentley. (1) 3 1/2 Litre Bentley. A to F series. 25.6.33 to 30.1.36. Connecting…
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scan0044 |
Change in main bearing material from AC.7 to AC.2.
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View original record |
2. RM/Swd1.12/MH.31.3.37. Main bearing material changed from AC.7. to AC.2. Rm/Swd1.
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scan0045 |
Works order memo for the rough machining of Hall's Metal Bearings and liners.
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View original record |
1020 To HPS. from Rm/Mths. Rm/Mths.8/AP.2.9.37 HALL'S METAL BEARINGS. Will you please rough machine 12 bearings in A.C.7. alloy to the following dimensions:- 2.650 outside dia. 1.800 bore. 1.550 long.…
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scan0046 |
Letter to The Hoyt Metal Co. reporting poor results from a comparative endurance test of 'Satco' bearing material.
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View original record |
1020. Rm/Swdl.2/MH. Messrs. The Hoyt Metal Co., Putney, London, S.W.15. 3rd. September 1937. Dear Sirs, We have now completed a comparative test on one of our 12 cylinder units with 2 R.R. whitemetal…
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scan0047 |
Letter to The Hoyt Metal Co. concerning the failure of 'Satco' lined bearings and arranging a visit for discussion.
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View original record |
102-0 Rm/Swdl.1/MH. 7th. September 1937. Messrs. The Hoyt Metal Co., Putney, London, S.W.15. Dear Sirs, We thank you for your letter of the 4th. inst. and note your remarks re the failure of the…
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scan0048 |
Standardisation of the big end bearing bush and connecting rod to reduce oil consumption.
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View original record |
RR 755B (10H) 26074 2-11-36 WHK 24999 COMPLETED 7.9.37. BENTLEY STANDARDISATION of PARTS. Description of Parts: BIG END BEARING BUSH & CONNECTING ROD. Origin: To avoid excessive oil consumption in…
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scan0049 |
Estimated cost for new tools required for the production of the first 'M' Series chassis.
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View original record |
Estimated Cost of New Tools £1. 0. 0d. Could be brought on to production at the 1st. Chassis in "M" Series (without Scrap) [The table headers and other text are bleed-through from the reverse side and…
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scan0050 |
Letter to E.R.A. Ltd. regarding the supply and fitting instructions for bearing materials.
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Rm/Swdl.5/AP. September 13th 1937 1020. Mr.P.Berthon, E.R.A.Ltd., BOURNE, LINCS Dear Sir, In accordance with our letter of the 11th ult., two rings of bearing material have been sent you in the part…
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scan0051 |
Letter from English Racing Automobiles Ltd. regarding engine testing and big end bearings.
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View original record |
1020 Files ERA ENGLISH RACING AUTOMOBILES LTD BOURNE LINCS DIRECTORS H.W.COOK RAYMOND MAYS PETER BERTHON TELEPHONE BOURNE 121 OUR REF. PB/JB. DATE 15th September, 1937. Messrs. Rolls Royce, Ltd.,…
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scan0052 |
Letter from High Duty Alloys Ltd. to W.A. Robotham regarding a meeting schedule.
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View original record |
HIGH DUTY ALLOYS LTD. TELEPHONE: SLOUGH 822 (3 LINES) TELEGRAMS: ALLOYS, SLOUGH. DIRECTORS: W.C.DEVEREUX, F.R.Ae.S.,(Managing) DUNCAN McKELLAR. Our Ref WCD/RMM Your Ref............ BUCKINGHAM AVENUE,…
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scan0053 |
Correction to the Chart of Bentley Bearings.
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To GWH. from Rm/Swdl. X 10-20 Rm/Swdl.4/MH.22.9.37. RE CHART OF BENTLEY BEARINGS ETC. Thank you for your memo Rm/GWH.18/N.21.9.37. in pointing out the correction for No.2 paragraph in the above…
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scan0054 |
The inefficient production of Bentley Bearings in AC.2 and a proposal to switch to die casting.
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View original record |
1020 SWDC. Please let me have a brief memo on present position. Rm. Rm. c. Hs./JWW. c. H1. Re: Bentley Bearings in AC.2. I understand at the present time the bearings produced in AC.2. material are…
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scan0055 |
Composition and production methods for aluminium alloy bearings.
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View original record |
1020 RHC. Rm. Hs Hl Hs/JWW Sardl BY.29/N.23.9.37. ALUMINIUM ALLOY BEARINGS. Referring to your memo RHC.1/MJ.20.9.37, I have discussed the above matter with Hl. and Hs/JWW. and I did not realise until…
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scan0056 |
Oil leaks from main bearings into the clutch pit on the Wraith model.
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View original record |
By. from Rm. c. Hs. c. Da. c. Mx. 1020 Rm14/R.28.9.37. OIL LEAKS FROM OUR MAIN BEARINGS INTO CLUTCH PIT. For some altogether not well-defined reason oil leaks from the rear main bearings have bothered…
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scan0057 |
The investigation into an oil leak from the main bearing on the Wraith engine.
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View original record |
File To By. from Rm/CTS. c. HS. c. DS. c. DA. c. HX. WRAITH ENGINE DEVELOPMENT. Feature - Oil leak from the near main bearing into the clutch pit. A considerable amount of work has now been done on…
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scan0058 |
Investigation into oil leaks related to a felt packing seal and crankcase pressure.
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View original record |
-2- RM/CTS.4/MR.6.10.37. (1) Considering the felt packing itself, which in theory should constitute the actual oil seal. We have tried four different ways of fitting the felt. We have tried increasing…
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scan0059 |
Investigation into methods for reducing leaks by adding grooves to the main bearing and comparing designs.
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View original record |
-3- It was further proved that these pressures were not playing an important part, by the following:- A depression of .900" H2O was created in the crankcase, and this did not reduce the leak.…
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scan0060 |
Conclusion on tests to cure an oil leak, detailing modifications, further experiments and the deletion of felts.
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View original record |
-4- RM/CTS.4/MR.6.10.37. about a complete cure of the oil leak, at the same time allowing the felts to be deleted. From the results of these tests, and also from past experience of high speed running…
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scan0061 |
Cut-away section of a crank showing a method to prevent oil leaking into the clutch pit for a Vauxhall '25' engine.
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View original record |
CUT-AWAY SECTION OF CRANK TO SHOW :- A) GROOVE AT END OF REAR MAIN BEARING WITH 2 HOLES WHICH CONNECT WITH THE 2 MAIN DRAIN HOLES. B) DEEP CHANNEL INTO WHICH OIL IS FLUNG, WHICH GETS PAST GROOVE A…
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scan0062 |
Modification to the Wraith oil retaining scheme and crankshaft EW 91Z.
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View original record |
ALTERATION TO CRANKSHAFT EW 91Z AS FOLLOWS:- 1 THE GROOVE AT THIS POINT IS DELETED AND: 2 THE 3 START ACME THREAD IS CONTINUED AS SHOWN. NEW END COVERS REQUIRED THE LOWER HALF TO HAVE 5 HOLES EQUALLY…
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scan0063 |
Blueprint of a rear bearing bush and bearing cap for the Wraith model.
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View original record |
.250 BEARING CAP SECTION. A .425 .125 (DEPTH OF GROOVE) .050 A 5 HOLES EQUALLY SPACED AS SHOWN DRILLED .125 BEARING BUSH - REAR. WRAITH SECTION AA ROLLS-ROYCE, LTD. PRINT ROOM OCT 2 1937 DERBY. RM 458…
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scan0064 |
Blueprint for an end cover and a Wraith oil retainer.
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View original record |
FOR ALL OTHER DETAILS SEE EB.3209-10 END COVER WRAITH OIL RETAINER 5 HOLES SPACED AS SHOWN DRILLED .2500 DIA. 30° 10° 20° RM 455 ROLLS-ROYCE, LTD. PRINT ROOM 2 OCT 1937 DERBY. T.A.S.
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scan0065 |
Review of excessive scrap in bearing production, detailing issues with various Hall's Aluminium-Tin alloys.
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View original record |
By. from Rm/Swdl. c. Hs. c. RHC. c. Hl. [Handwritten in red ink: 1020] Rm/Swdl.10/AP.30.9.37 HALL'S ALUMINIUM-TIN ALLOY. In order to be of as much assistance as possible in regard to the excessive…
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scan0066 |
Properties and trials of A.C.6 alloy for die-cast main bearings, comparing it to other alloys.
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View original record |
-2- This A.C.6. alloy has a Brinell figure of 70-75 and its analysis is identical to A.C.7. but with 1.0% of magnesium against .55% in the A.C.7. alloy which is responsible for the increased hardness.…
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scan0067 |
Summarising conclusions on the production and trial of die-cast main bearings.
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View original record |
-/- Rm/Swdl.10/AP.30.9.37 Enquiries reveal that the dies we ordered for Wraith III. in our memo Rm/Swdl.11/AP.19.4.37 have not been produced, pending the successful trial of the die-cast Bentley main…
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scan0068 |
Benefits of producing aluminium alloy bearing shells using the centrifugal casting process.
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View original record |
D2 also 1200 To By & Rm. - from RHC. c.Hs. c.Hl. RHC.1/FH.2.10.37. ALUMINIUM ALLOY BEARINGS. In reply to By.29/N.23.9.37. we are now looking into the question of producing the Main and Connecting Rod…
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scan0069 |
Solutions for an oil leak from the rear main bearing into the clutch pit on the Wraith III model.
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View original record |
1020 To By. c. to Da. Rm/Swdl.9/JH.5.10.37. Wraith III. Oil leak from Rear Main Bearing into Clutch pit on Wraith III. Based on the satisfactory test bed results obtained by the additional groove in…
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scan0070 |
Request for information on Aluminium Tin Bearing Alloy.
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View original record |
1020. By. from Rm. Rml/R.6.10.37. ALUMINIUM TIN BEARING. Attached is a note from Constantine requesting information on Aluminium Tin Bearing Alloy. Probably you would like to get Walker to supply him…
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scan0071 |
Putting in hand 12 sets of Hall's Metal big-end bearings for Phantom III experimental cars.
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View original record |
1020. Hs. from Rm. Rm7/R.6.10.37. P.III BIG-END BEARINGS. In view of the success of Hall's Metal big-end bearings which fit in the existing P.III con.rods, we are putting in hand 12 further sets of…
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scan0072 |
Requesting a further 12 Hall's Metal Phantom III big-end bearings after successful endurance tests to resolve failures.
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View original record |
HPS. from Rm. 1020 Rm4/R.7.10.37. We have now had sufficient endurance running on the Hall's Metal bearing P.III big-ends fitted into existing shells to indicate that this is exactly what is required…
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scan0073 |
Investigation report into engine thump and bearing failure on a Bentley chassis during Central Garage trails.
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1020 PdeL Swell - Have you seen the bearings. It seems incredible that there was not some fitting error. Is the material O.K.? RM W/S. Sg. & Hs. C. C. C. Hd. C. Ha. C. BY. C. La. REFERENCE REPORT…
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scan0074 |
The endurance testing of Phantom III bearings using Hall's metal bushes, detailing a failure due to poor adhesion.
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View original record |
To RHC. from Rm/Swdl. C. HPS. 1020 Rm/Swdl.3/MH.13.10.37. PHANTOM III BEARINGS. We have just completed some endurance tests with Hall's metal bushes adapted to existing standard connecting rod bearing…
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scan0075 |
Letter to The Hoyt Metal Co. regarding an opinion on various failed engine bearings.
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1020 Rm/Swal.4/MH. Messrs. The Hoyt Metal Co., Putney, London, S.W.15. 13th. October 1937. Dear Sirs, Your Mr. Shelton called on us several weeks ago and took the "Satco" lined bearings which had…
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scan0076 |
Request to produce two experimental sets of connecting rods and bearings for the Wraith III model.
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View original record |
To HPS. from Rm/Swdl. c. whym. 1020 Rm/Swdl.1/AP.23.10.37. WRAITH III. Will you please produce two sets of connecting rods and bearings as follows:- (1) A.C. big end bearing shells .062 thickness of…
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scan0077 |
Sub-committee report on the discussion of Bentley bearings for 3.5-litre engines.
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View original record |
By. from RM. c. Sg. c. Hs. c. Ha. c. W/P - Sp. c. W/K - Pk. 1020? Rm.10/RH.23.10.37. BENTLEY BEARINGS. A sub-committee met after the Depot Conference on Tuesday, October 26th to discuss Bentley…
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scan0078 |
Modifications and procedures for the 4¼ Litre engine, covering oil pump and bearing changes.
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View original record |
-2- 4¼ LITRE. A. It was decided on general agreement to modify Section A. to read :- "Large oil pumps should be fitted to 4¼ litre cars in all cases, when this has is fitted it will be necessary to…
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scan0079 |
Clearances and fitting for Bentley main and connecting rod bearings.
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View original record |
RM/Swdl.8/MH.29.10.37. BENTLEY BEARINGS. Herewith clearances and fitting of Aluminium Tin bearings on Bentley in accordance with up-to-date recommendations. (1) MAIN BEARINGS A.C.2. (a) "Nip". The…
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scan0080 |
Specification for the working clearance between the crankpins and bearings.
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View original record |
-2- Rm/Swdl.8/WH.29.10.37. (c) Working Clearance. Diametrical clearance between the crankpins and the bore of the bearings to be normal at .00225 and with extreme limits .003. Rm/Swdl.
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scan0081 |
Modifications to bearings for Bentley, Wraith and 30.HP models.
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View original record |
To By/CS. from Rm/Swdl. 1020 Rm/Swdl.9/AP.2.11.37. BEARINGS. Regarding the interference fits, nip and bearing clearance which have recently been overhauled and modified on the Bentley main and big end…
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scan0082 |
Instructions for reconditioning car 36-EX (No.11 Unit) with specific parts and testing before sale.
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View original record |
To HPS. from Rm/Swdl. 1020 Rm/Swdl.16/MH.2.11.37. 36-EX. (No.11 Unit). The above car is now being reconditioned in the repair dept. prior to being sold. Rm. has requested that we fit a set of Hall's…
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scan0083 |
Letter to The Hoyt Metal Co. regarding issues with 'Satco' bearings and the potential use of 'Eleven H' material for Ph.III big end bearing shells.
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View original record |
Rm/Swd1.8/AP. November 2nd.1937. The Hoyt Metal Co., Putney, LONDON S.W.15. Dear Sirs, We thank you for your letter of the 20th. ult. and the information regarding the suitability of your Eleven H.…
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scan0084 |
Change of material for Wraith III connecting rod bearings.
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View original record |
1020 To HPS. from Rm/Swdl. Rm/Swdl.1/AP.).11.37. WRAITH III. BEARINGS. Regarding the 2 sets of thin section connecting rod bearings in A.C.C. material which you are producing in accordance with our…
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scan0085 |
Requirements for experimental Hall's bushed big end bearings, including specifications for different metalling materials.
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View original record |
To HPS. from Rm/Swdl. c.c. to H1. 1020 Rm/Swdl.3/AP.3.11.37. Ph.III. BEARINGS. Further to the 2 sets of Hall's bushed big ends which we have instructed for J6-IX. (No.11.unit) and J2-IX. (No.1. unit),…
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scan0086 |
Cost savings and reliability of using centrifugal cast aluminium tin bearings.
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View original record |
Hs. from Rm. 1020 also 1260 Rm3/R.3.11.37. CENTRIFUGAL CAST ALUMINIUM TIN BEARINGS. We understand from the Factory that there is a saving of about 3/6d per bearing to be made if we can adopt…
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scan0087 |
Proposal to use thinner shells for connecting rod bearings and the required experimental production.
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View original record |
To BY. & RM. c. HS. c. DA. c. HPS. Piles Swell- Follow up. Rms RHC/SB.4/LS.4.11.37. ? 1020 CONNECTING ROD BEARINGS A.C.6. With regard to the proposal in Rm.1/R.25.7.37. to use .062 thick shells in…
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scan0088 |
Specifying the rear bearing thrust clearance for Bentley Bearings.
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View original record |
To By. from Rm/Swdl. c. By/CS. 1020 Rm/Swdl.9/AP.8.11.37. BENTLEY BEARINGS. In order to complete the recent overhaul of clearances etc., will you please include on the detail drawings that the rear…
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scan0089 |
Investigation memo regarding the identification of AC6 Centricast bearings and a potential mix-up.
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View original record |
RHC. BY. Rm. Hl. Ogh/EM. Rm/Swdl. 1020 Hs/JWW.8/HM. 13. 11. 37. AC6 - Centricast Bearings. -------------------- Further to our investigation on Thursday afternoon concerning the AC2 bearing that has…
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scan0090 |
Investigation report into the failure of Bentley crankshaft main bearings during testing.
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Files SWDZ 1020 To BY. & Rm. Hs. & Mx. LA. Hd. RHC/Cy.1/FH.15.11.37. FAILURE OF BENTLEY CRANKSHAFT MAIN BEARINGS. On Friday 5th. inst; two engines failed on test and on examination of the cause it was…
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scan0091 |
Issues with bearing hardness, heat treatment, and rejection rates for Bentley Crankcase Bearings.
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View original record |
-2- Another Bearing taken from a stripped engine gave a difference of 13 points in Brinell from one side of the bearing to the other checked on the back, or outside dia. This suggests that the…
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scan0092 |
The increased clearance specifications for cranks and bearings.
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View original record |
-3- Further the clearance between crank and bearings has been increased on account of the metal 'growing' and picking up. The sizes and changes in clearance are as follows.- CLEARANCE. Bearings.…
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scan0093 |
The softness of bearings after heat treatment and arrangements for material return.
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View original record |
COPY. Cgh/EM. c. Hl. c. Mr. Pendlebury c. RHC/Mr.Hampson c. RHC/GH. c. RHC/EG. c. RHC. HS/JWW.6/DB.17.9.37. EB.3331, EB.3332/3 & EB.3334. AC.2 MATERIAL. Confirming our conversation of this morning…
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scan0094 |
Revised heat-treatment process for aluminium tin bearing alloys.
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COPY. RHC. c. RHC/Mr.Pendlebury. c. RHC/Mr.Goodall. c. BY/CS. c. H1. BY/HM.36/J.6.10.37. HEAT-TREATMENT OF ALUMINIUM TIN BEARING ALLOYS. In accordance with instructions issued by BY, will you kindly…
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scan0095 |
Alteration notice for a crankcase top half and various bearing bushes.
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COPY Mr. Pendlebury Mr. Scott. Mr. Bishop.Grind Mr. Winter. Mr. Turner H.T.A. RHC/EG.26/DB.5.11.37. ALT. NO. 19280/G. 1.) EB.2626 Crankcase Top Half - Sht.1. 2.) EB.3331 Bearing Bush - Front and…
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scan0096 |
Main bearings, discussing issues with forged aluminium liners and recommending a new design without liners.
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View original record |
To HY. & Rm. c. to Hs. Da. c. to Ha. Hr. 1020 SWDL RHC/SB.6/MJ.15.11.37. MAIN BEARINGS. The present Bearing Assembly on the Bentley [strikethrough] engines incorporates a forged Aluminium Liner for…
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scan0097 |
Advantages and proposed procedures for using Aluminium Alloy bearings over steel-backed bearings with white metal liners.
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View original record |
-2- RHC/SB.6/MJ.16.11.37.Con When steel backed bearings were used it was possible to attain much greater accuracy because the final liners could be correctly surface ground, furthermore, the white…
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scan0098 |
Casting temperature and heat treatment process for Bentley main bearings.
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To Hs., BY., (RM). c. Hl., HPS., JWW. RHC.3/MJ.16.11.37. SWDZ File 1020 BENTLEY MAIN BEARINGS. Referring to RHC.1/MJ.16.11.37, we omitted to state the Casting Temperature which Hl. agreed should be…
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scan0099 |
Specifications and procedures for Bentley Main Bearings material.
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View original record |
To Hs., BY., Rm. c.c. Hl., HPS., JWW. SWDL Noller RHC.1/MJ.16.11.37. 1020 BENTLEY MAIN BEARINGS. We have had a discussion with Hl. on the procedure to be adopted regarding replacement of AC.2 Bearing…
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scan0100 |
Instructions and decisions regarding test pieces, melting processes, casting weights, and material clearances.
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View original record |
-2- RHO.1/EJ.16.11.37.Cont'd. (h) Form of Test Piece to be supplied to H1. from each batch which form H1. will decide and give the necessary instructions. (i) H1 to arrange for one of his men to…
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scan0101 |
Material choices for Bentley main bearings, specifically A.C.7 versus White Metal.
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View original record |
Hs. from Rm. c. Ey. c. RMC. 1020 Rm2/R.16.11.37. BENTLEY MAIN BEARINGS. We agree with you that there is no alternative but to revert to A.C.7 material until we can get the present job straightened…
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scan0102 |
Production issues with Bentley main bearings and recommending a change in bearing material.
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View original record |
Rm/Swdl.2/JH.16.11.37. BENTLEY MAIN BEARINGS. In view of the production trouble with regard to the picking up andconsequent seizing of the Hall's A.C.2. main bearings and the decision to revert back…
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scan0103 |
Photograph showing the condition of G.B.IV. main bearings after 15,545 miles of use in France.
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View original record |
← 1 to 7 → UPPER HALVES 6.B.IV. (B.IV). MAIN BEARINGS. HOYTS Z3 W/M. AFTER 15,545 MILES IN FRANCE R.R.56 SHIMS 2 HOLES IN EACH JOURNAL P.T.
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scan0104 |
History of bearings from 10,000-mile tests on Bentley and Phantom III models.
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View original record |
1020. To Rm. from Rm/IMW. 10th. November 1937. HISTORY OF BEARINGS ON 10,000 MILES TESTS OF BENTLEY AND PHANTOM III. Herewith particulars called for in your Rm.1/R.10.11.37. BENTLEY 3 1/2 LITRE.…
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scan0105 |
Bearing performance and failures in Bentley 3 1/2 and 4 1/4 Litre engines.
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View original record |
-2- BENTLEY 3 1/2 LITRE - CONT'D. 4.B.IV May 1934. (IN England). No bearing trouble in 4,271 miles. 4.B.IV July 1934. Nos. 1, 2 and 5 Big ends collapsed after 14,650. No trouble with main bearings…
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scan0106 |
Engine bearing performance and failures for Bentley 4 1/4 Litre and Phantom III models.
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View original record |
-3- 10th. November 1937. BENTLEY 4 1/4 LITRE - CONT'D. 6.B.IV Jan.1937. R.R.50 Big end seized after 1,000 miles, replaced by A.C.5.S and A.C.6.S which were good after 12,500 miles. Hoyt's Z.3…
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scan0107 |
Component failures and mileage for Phantom III experimental models.
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View original record |
-4- 16th. November 1937. PHANTOM III - CONT'D. 32-EX. May 1936. Big ends cracked up after 10,000. Mains cracking up at 10,000 miles. 35-EX. February 1937. Big ends failed 11,210. New set fitted.…
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scan0108 |
Telephone call about bearing failures and recommended solutions for a customer in Paris.
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View original record |
1020 Hs. from Rm. Rm11/R.17.11.37. We have had a telephone call from Sr. relative to bearings. His own car which was fitted with A.C.2 has run into the present production trouble. He has two customers…
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scan0109 |
Agreements and comments on the manufacturing process for Bentley Main Bearings AC7.
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View original record |
1020 Files SWDC Hs/JWW.14/HM. 17. 11. 37. Bentley Main Bearings AC7. -------------------------- Further to memo' RHC.1/MJ. 16. 11. 37., we have given this matter our attention and forward our comments…
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scan0110 |
Material specifications, casting, and heat treatment processes for metal components.
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View original record |
(f) We agree with this point if necessary, but refer to item (e). (g) Material will be produced in batches and all details recorded, and when our pyrometric installation is completed we shall also be…
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scan0111 |
The forwarding of Centricast AC6 bearings for heat treatment, Brinell testing, and long-distance testing.
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View original record |
1020 Files Talbot, Laboratory. CRM/SWdl. Mr. Pendlebury. He/JWW.15/HM. 17. 11. 37. Swdl Centricast AC6 Bearings - Batch A.1. ----------------------------- We have today forwarded the following…
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scan0112 |
Failure of increased main bearing clearances on a 4¼ Litre Bentley and reverting to the AC.7 specification.
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View original record |
RHC. c. Rm. c. Rm/Swdl. 1020 BY.19/G.18.11.37. 4¼ LITRE BENTLEY MAIN BEARINGS. Referring to RHC.6/M/17.11.37. the proposal to increase the clearances in the main bearings as outlined in your memo was…
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scan0113 |
Specifications for a trial production of Wraith & Bentley connecting rod bearings.
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View original record |
1020. To HPS. from Rm/Swdl. Rm/Swdl.6/AP.18.11.37. WRAITH & BENTLEY CONNECTING ROD BEARINGS. Further to the thin section shells in centricast A.C.6. material with shells having flanges for sideways…
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scan0114 |
Requesting a decision on bearing clearances for the 4¼ Litre Bentley main bearings.
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View original record |
[Handwritten note at top] Swall - Please make out a sheet for me to sign - Rm. [Handwritten initials top left] Ido To BY. & Rm. From RHC. c.c. to Hs. c.c. to HPS. 4¼ LITRE BENTLEY MAIN BEARINGS. With…
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scan0115 |
Specifying the clearances and fits for 4¼ Litre Bentley main bearings.
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View original record |
1020 To RHC. from Rm/Swdl. c. By. 4¼ LITRE BENTLEY MAIN BEARINGS. In reply to your memo RHC/2/MJ.19.11.37 regarding a definite decision for clearances with which to assemble engines with white metal…
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scan0116 |
Specifications for crankshaft journal working clearance, Brinell hardness, and shims.
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View original record |
-2- Rm/Swdl.3/MH.19.11.37. (c) Working Clearance. Diametrical clearance between the crankshaft journal and the bore of the bearings to be normal at .003 with a minimum limit of .00275 and maximum…
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scan0117 |
Directive to stop fitting A.C.2 main bearings due to production trouble.
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View original record |
1020 19.11.37. HANCOCK BENSERDEP PHONE LONDON. A.C.2 MAIN BEARINGS HAVE GIVEN TROUBLE ON PRODUCTION STOP NO MORE SHOULD BE FITTED TO CUSTOMERS CARS UNTIL FURTHER NOTICE. W.A. Robotham ROBOTHAM
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scan0118 |
Telegram received by telephone concerning AC 2 bearings for the attention of Robotham.
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View original record |
R.R. 144A-43983-6-7-37 WHK 1020. ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received 10.18. Date 20.11.37 To Roycar By DB from London p.s 11 Attention Robotham Kingsbury clear of AC 2…
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scan0119 |
Telegram received by telephone regarding the clearance of AC2 Bearings.
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View original record |
R.R. 144A—43983—6-7-37 WHK 1020. ROLLS-ROYCE LTD. TELEGRAM RECEIVED BY TELEPHONE. Time Received: 10.18. Date: 20.11.37 To: Roycar By: DB from: London 10.5 11 Attention Robotham Kingsbury clear of AC2…
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scan0120 |
Post Office telegram regarding the stock of AC 2 bearings.
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View original record |
POST OFFICE TELEGRAM Charges to pay s. d. RECEIVED L6 TS m 13 Prefix. Time handed in. Office of Origin and Service Instructions. Words. 10/21 No. 1020 OFFICE STAMP DERBY 20 NOV 37 CORPORATION ST To…
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scan0121 |
The analysis and testing of Centricast AC6 and AC7 bearings.
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View original record |
Rm. CHl. CRHC. cBY. cRm/Swdl. cHPS. 1020 Hs/ JWW.1/HM. 22. 11.. 37. Centricast AC6 Bearings - Batch A.1. --------------------------- Further to our communication of 19th instant, reference…
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scan0122 |
Test results and re-classification of Centricast Test Bearings.
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View original record |
Hs/JWW.2/HM. 22. 1.. 37. Centricast Test Bearings. ---------- 1. Produced as AC6 but later found to have lost Mg. and now coincide with the analysis of AC7. 2. Heat-treated at 160 - 170 for 20 hours…
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scan0123 |
Instructions for fitting and testing Hall's Metal Bearings on Phantom III engines.
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View original record |
SWD2 -> Seles 1020. Int Hg Ry c Rm Mx4/T22.11.37 PHANTOM III BEARINGS At the Chassis Conference on the 17th inst.it was decided to fit 15 Production P.III Engines with Hall's Metal Bearings No. AC.6.…
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scan0124 |
Letter to G.A. Vandervell confirming an outstanding order for complete discs and requesting prompt delivery.
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View original record |
1020? Rm5/R. 23rd November, 1937. G.A. Vandervell, Esq., Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Mr. Vandervell, Many thanks for your letter. You are correct in…
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scan0125 |
Decision to use a combination of white metal rear main bearings and A.C.7 bearings.
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View original record |
1020 By. from Rm. Hs. c. RHC. Rm4/R.23.11.37. A.C.7 BEARINGS. In view of the fact that we are for the time being committed to fit white metal rear main bearings, the rest being in A.C.7., the attached…
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scan0126 |
Telegram regarding trouble with A.C.2 Main Bearings.
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View original record |
To Rm. from Rm/GWH. Your telegram received - "A.C.2 Main Bearings have given trouble on production. No more should be fitted to customers cars until further notice". I have replied - "Kingsbury clear…
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scan0127 |
Confirming the start of production for AC7 gravity cast billets, batch number one.
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View original record |
Hs. RHC. BY. Rm. H1. HPs. 1020. SWDC Files Hs/JWW10/HM. 24. 11. 37. AC7 Gravity Cast Billets - Batch No.1. -------------------------------------- Further to our memo', reference Hs/JWW.14/HM.…
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scan0128 |
The unit test running and examination of Bentley engine bearings.
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View original record |
Hs BY REC Rm Hrg Fm/Gwd. RE. BENTLEY ENGINE BEARINGS We have now completed the Unit Test running and examination of the first two engines Nos. U-5-B6 and M-22-BB which were erected by the Experimental…
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scan0129 |
Engine dismantling, bearing checks, and chassis delivery progress following a bearing issue.
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View original record |
-2- We have again dismantled the engines and after checking them over we find all the bearings are still 100%. We are now going ahead preparing these engines for erection into chassis, and HHC is now…
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scan0130 |
The test and examination of AC7 Centricast Bearings, detailing issues and suggesting a new engine build.
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View original record |
① 1020 Rm. eHl. eRHC. eBY. eRm/GwdT. CHPS. Hs/JWW.1/HM. 25. 11. 37. Test of AC7 Centricast Bearings. --------- We have been informed by Rm. that the above Bearings have proved satisfactory upon test.…
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scan0131 |
Request for a report on new bearings before proceeding with a modified die casting process.
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View original record |
We shall be pleased to receive a Report from those concerned upon these new bearings before we take any further steps regarding a modified die casting process. JW/HM.
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scan0132 |
Issues and further testing requirements for Centricast A.C.6 and other bearing materials.
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View original record |
1020 Hl. from Rm. c. Hs. c. Ey. c. RHC. c. HPS. c. Hs/JWW. c. Rm/Swdl. Rm9/R.27.11.37. Centricast AC.6 Bearings - Batch A.1. With reference to Hs/JWWl/MM.22.11.37., we do not agree that the facts are…
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scan0133 |
Proposal to formalize the testing of new Aluminium-Tin bearing alloys on a rig.
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View original record |
-2- We must literally have spent thousands of pounds testing them up to date. In future, therefore, we propose to make the testing of any new type of Aluminium-Tin bearing alloy the subject of a…
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scan0134 |
Laboratory memo discussing the stability and suitability of different materials and casting methods for bearings.
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View original record |
To Rm. c. Hs. c. BY. c. RHC. c. HPS. c. Hs/JWW. c. Rm/Swdl. H1.1/GS.2.12.37. LABORATORY. 1020 Rm.9/R.27.11.37. ? With respect to paragraph 4. I do not know the origin of the statement that "A.C.2 is…
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scan0135 |
Standardization of main bearings and the removal of shims for the Wraith model.
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View original record |
1020 RHC. from Rm. c. Hs. c. Da. c. Hd. c. W/N - Br. Rm11/R.2.12.37. MAIN BEARINGS. With reference to the attached memo from Rm/Swdl., we do not think there is any objection to doing away with shims…
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scan0136 |
Pros and cons of deleting liners between main bearing halves.
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View original record |
To RHC. from Rm/Swdl. c. to Hs. c. to Ds. c. to Hd. c. to Br. Rm/Swdl.1/AP.29.11.37. MAIN BEARINGS. In reply to the memo RHC/SB.6/MJ.15.11.37., whilst agreeing in general with regard to production…
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scan0137 |
Engine bearing materials and design, comparing whitemetal with aluminium tin alloy.
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View original record |
-2- Rm/Swdl.1/AP.29.11.37. It is only when bearings are overloaded as per the present Bentley intermediate mains that we depart from Whitemetal and use Aluminium tin alloy. (3) We realise that from a…
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scan0138 |
Standardisation of main bearings and connecting rods, specifically the removal of shims for the Wraith model.
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View original record |
10200 RHC. from Rm, Rm11/R.2.12.37. MAIN BEARINGS. With reference to the attached memo from Rm/Swdl, we do not think there is any objection to doing away with shims on connecting rods, and hope to be…
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scan0139 |
Requesting the production of 15 sets of Big End Bearings for the Phantom III.
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View original record |
1020 BY/CS. [BY is struck through] c. Rm. BY.10/N.7.12.37. Re: Phantom III - Big End Bearings. It was agreed at the last Chassis Conference to make 15 sets of Big End Bearings in Hall's Metal - AC.6.…
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scan0140 |
Material instability of A.C.2 and the expected production of EB.2810 Bearings from an AC6 Ring.
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View original record |
Rm. eHS. (crossed out) cBY. (crossed out) cRHC. (crossed out) cHPS. (crossed out) cHl. (crossed out) cRm/Swdl. 1020 Hs/JWW.16/HM. 8. 12. 37. Further to Hl's communication, 1/GS.2.12.37, please note…
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scan0141 |
Laboratory report on the examination of A.C.7 bearings and proposals for improving the casting process.
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View original record |
To. By. c. to Rm. c. to RMC. c. to Hs/J.W.W. 1020 Laboratory. H1.2/RS.9.12.37. Re: A.C.7 Bearings. On examination of bearings and the pots from which they are machined, it appears that the best parts…
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scan0142 |
Index describing sections of billets, fractures of bearings, and a microphotograph of a bearing flange.
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View original record |
- 2 - M.1500/1 Is a transverse section of billet from cast 1 of 16.11.37. 2 1/4" from top. M.1500/2 Is a longitudinal section of billet from B.9 cast. M.1500/3 Shows fractures of bearings made from…
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scan0143 |
Laboratory report detailing the unsatisfactory condition of a cast A.C.7 alloy part.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.2/RS.9.12.37. M.1500/1 A.C.7 alloy. Cast No.1. - 16.11.37. Transverse section 2½" from top of pot, showing unsatisfactory condition of part from which bearing is…
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scan0144 |
Laboratory report on an A.C.7 alloy casting showing an unsatisfactory internal condition.
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View original record |
ROLLS-ROYCE LABORATORY REPORT. H12/RS.9.12.37. M.1500/2 A.C.7 alloy. Cast B.9. Longitudinal section of pot showing unsatisfactory condition of part from which bearing is machined.
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scan0145 |
Fractures of A.C.7 bearings from Cast B.9 showing large trapped inclusions.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.2/RS.9.12.37. M.1500/3. Fractures of A.C.7 bearings from Cast B.9 showing large trapped inclusions.
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scan0146 |
Laboratory report comparing the microstructure of two A.C.7 bearings.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.2/RS.9.12.37. M.1500/4 X 150 Coarse structure in A.C.7 bearing from Cast B.9. M.1500/5 X 150 Structure of A.C.7 bearing from 10,000 miles test.
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scan0147 |
Comparative Brinell and V.P.N. hardness test results for A.C.7. Bearing Alloy.
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View original record |
COMPARATIVE BRINELL AND V.P.N. HARDNESS FIGURES OBTAINED ON AC.7. BEARING ALLOY POT Nº1 BATCH Nº 1. 16.11.37 SEE REPORT M1/2/RS. 9.12.37 AND PHOTOGRAPH Nº M. 1500/1. TESTS MADE ON TRANSVERSE SECTION…
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scan0148 |
The condition of Wraith bearings after endurance testing, discussing main bearings and oil seal performance.
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View original record |
Hs. from Rm. c. By. c. RHC. 1020 Rm.3/AP.10.12.37. BEARINGS The attached photographs indicate the state of the Wraith bearings after 1,700 miles on the road and 122 1/2 hours on the test bed, 22 hours…
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scan0149 |
Photograph of Wraith III No. 2 Unit main bearings in white metal after testing.
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View original record |
<-- 1 to 7 --> WRAITH III No. 2 UNIT. MAIN BEARINGS. IN WHITE METAL. RUNNING TIMES : 1684 MILES ON ROAD & 122 HRS. 15 MINS. TOTAL RUNNING ON TEST BED INCLUDING 25 HRS. 30 MINS. FULL THROTTLE. THIS…
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scan0150 |
Photograph showing the condition of Wraith III No.2 Unit big end bearings after road and test bed endurance runs.
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View original record |
<- 1 TO 6 -> WRAITH III No.2 UNIT. BIG END BEARINGS. IN A.C.6. MATERIAL. RUNNING TIMES 1684 MILES ON ROAD & 122 HRS. 15 MINS. TOTAL RUNNING ON TEST BED INCLUDING 25 HRS. 30 MINS. FULL THROTTLE. THIS…
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scan0151 |
Photograph showing worn white metal main bearings from a Wraith III No.2 unit, with details of running times.
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View original record |
WRAITH III NO.2 UNIT. MAIN BEARINGS. IN WHITE METAL. RUNNING TIMES : 1684 MILES ON ROAD & 122 HRS. 15 MINS. TOTAL RUNNING ON TEST BED INCLUDING 25 HRS. 30 MINS. FULL THROTTLE. THIS UNIT ALSO RAN 21…
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scan0152 |
Benefits and sales strategy for the Bentley Overdrive Box.
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View original record |
Hs. from Rm. c. Hy. BENTLEY OVERDRIVE BOX. With reference to Cx8/KW13.12.37., the main object of this box from our point of view is to improve the bearing situation on Bentleys without delay. Although…
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scan0153 |
Laboratory report on the examination of scored main bearings from a Bentley Chassis B.156 L.S.
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View original record |
To - RHC. o. to By. o. to Rm. SWDL Hiles Laboratory. M.1508. 1020 H1.4/RS.17.12.37. BENTLEY CHASSIS B.156 L.S. MAIN BEARINGS. The above chassis (No.78 in L. Series - Engine No. M3BB) after unit and 40…
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scan0154 |
Note regarding an engine fitted with a new V.C.M. crankshaft and A.C.7 bearings.
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View original record |
H1.4/RS.17.12.37. NOTE. This engine fitted with new V.C.M. crankshaft Y.701 (makers' No.6826) for the A.C.7 bearings. Crankcase No. V.9. Bearings from castings Batch No.3 - 24.11.37. ---------
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scan0155 |
Laboratory report showing a micrograph of a Bentley A.C.7 Main Bearing No.5.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.4/RS.17.12.37. M.1508/1 X 10 Bentley A.C.7 Main Bearing No.5. Chassis B.156. L.S. Engine No. M3BB.
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scan0156 |
Laboratory report showing a microscopic image of an oil extract from a Bentley engine crankshaft.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.4/RS.17.12.37. M.1508/2 X 10 Part of extract from oil taken from pins and journals of V.C.M. crankshaft Y.701 - Bentley Engine No. M3BB.
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scan0157 |
Laboratory report showing a photograph of metallic debris extracted from the oil of a V.C.M. crankshaft.
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View original record |
ROLLS-ROYCE LABORATORY REPORT: H1.4/RS.17.12.37. M.1508/3 X 5 Part of extract from oil taken from pins and journal of V.C.M. crankshaft Y.701 - Bentley Engine No. M3BB.
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scan0158 |
Hardness of AC 7 production bearings, comparing them to AC 6 alloy and proposing new acceptance limits.
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View original record |
Swell - I should agree to pass 65 Brinell. what do you say. Rm. To BY. from H.I. c. Rm. Laboratory Odee 18.12.34. 1020. AC 7 PRODUCTION BEARINGS. Mr. Talbot reports that several batches of bearings…
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scan0159 |
Experimental work on the form of casting for bearings to improve material quality.
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View original record |
Hs/JWW. (crossed out) C. RHG (crossed out) C. HJW. (crossed out) C. RM. C. Hs/Mr Everden. (crossed out) 1020 BY.14/G.20.12.37. SWOLL } Note (handwritten) MHS (handwritten, crossed out) A.C.7.…
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scan0160 |
Instructions for changing Bentley main bearings due to production changes.
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View original record |
To Hd. from Rm/Swdl. c. By. [Handwritten in center] 8 1020 Rm/Swdl.4/MH.22.12.37. BENTLEY BEARINGS. In view of the recent trouble experienced on AC.2 main bearings and production changing over to AC.7…
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scan0161 |
Letter from The Light Production Co. Ltd discussing an experimental tin coating process on aluminium bearings.
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View original record |
THE LIGHT PRODUCTION CO. LTD PROPRIETORS OF THE LONDON PISTON RING CO. LIMITED. [Handwritten top right]: SWDL Files } PLEASE NOTE P [Handwritten top left]: 10204? P. files TELEPHONE: VICTORIA 0671 (5…
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scan0162 |
Confirming experiments on casting techniques for modified AC7 bearings.
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View original record |
1020 BY. cRMC. cHl. cRm. cHl/Mr. Talbot. Hs/JWW.4/EM. 23. 12. 37. AC7 BEARINGS. MODIFIED FORM OF CASTING BEARINGS. We are in receipt of your memo' BY.14/G. 20.12.37, and would confirm that in…
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scan0163 |
Maintenance and inspection procedures for Bentley main bearings.
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View original record |
1620 also in 1265. Rm/JWdl.7/JH.31.12.37. BENTLEY BEARINGS. In reply to your memo. Sr.10/CFR.24.12.37. we consider that your suggestion of attending to the main bearings as a routine job when 4 1/4…
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scan0164 |
Alterations for fitting new whitemetal rear bearings to service engines.
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View original record |
-2- Rm/Swdl.7/JH.31.12.37. When you find it is necessary to fit new bearings including the whitemetal rear bearing; the attached memo. giving details of clearance etc. and to which production are now…
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scan0165 |
Fitting of Whitemetal main bearings without liners to a Wraith III No.4 Unit.
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View original record |
1020 COPY FOR FILES. Rm/Swdl.9/JH.4.1.38. Whitemetal main bearings without liners between the halves were fitted to Wraith III No.4 Unit (27.G.VI). The numbers for this job were. EX.28080/1/2/3…
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scan0166 |
Modifications and fitting instructions for Bentley Main Bearings on the 4 1/4 litre chassis.
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View original record |
Swdl See me Rm Voles (handwritten) To By.. (crossed out) from Rm/GWH. c. to Rm. Rm/GWH.3/N.5.1.38. 1620 (handwritten) Re: Bentley Main Bearings. Kingsbury have received a memo re the above from…
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scan0167 |
Failure of Phantom III big-end bearings and urging the production of a new design.
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View original record |
1020 RHC. from Rm. Rm3/R.7.1.38. P.III BIG-END BEARINGS. As you know our experimental running has shown that the P.III big-end bearings will not stand up to much over 25,000 miles hard driving. For…
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scan0168 |
Status update on the adaptation of Halls Metal Bushes for existing bearing halves.
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View original record |
1020 HALLS METAL BUSHES AS ADAPTED TO EXISTING BEARING HALVES. (1) Completed 65 hrs. endurance at end of September. (2) Decision at conference 11th October to make 12 sets. (3) Note by By. to Detail…
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scan0169 |
The results of an oil flow test on Bentley main bearings, comparing 'white metal' and 'Hall's Metal' types.
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View original record |
[Handwritten Notes] Swad? Mths we should reproduce this test experimentally BY/Mtnl/N.11.1.38 Rm [Typed Content] Rm. [crossed out] RHC. [crossed out] Hd [crossed out] W/P. [crossed out] 1020 Re:…
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scan0170 |
Bentley motor car connected to a mobile testing apparatus in a workshop.
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View original record |
25404. BENTLEY FORT DUNLOP
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scan0171 |
Photograph of a portable workshop testing or flushing rig with associated components.
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View original record |
25405. ON ->
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scan0172 |
Schematic of a motor-driven fluid delivery system with a clutch and reduction box.
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View original record |
GAUGE 30lbs AIR PRESSURE GLASS TUBE GLASS TUBE GLASS TUBE 1 GALLON TAP TO MAIN FEED PIPE ON ENGINE BASE DRIVE REDUCTION BOX MOTOR CLUTCH
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scan0173 |
The interference fit and nip allowance for replacement Bentley main bearings.
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View original record |
GWH. (H). C. K. c. Rm. Ides 1020 BY.5/G.14.1.38. SWDL BENTLEY MAIN BEARINGS. Referring to Rm/GWH.3/N.5.1.38. and also to Rm/SwdL.3/MH.19.11.37. circulated under cover of Hd/SB.4/HR.23.12.37. the…
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scan0174 |
Production and fitting schedule for Phantom III big end bearings.
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View original record |
To Rm. From RHC. 1020. RHC.1/MJ.15.1.38. PHANTOM 111 BIG END BEARINGS. Replying to Rm.3/R.7.1.38 regarding Phantom 111 Big End Bearings produced in AC.6 material, the twelve sets which are to be…
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scan0175 |
The supply of billets to produce Bentley Big end bearings.
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View original record |
X 1020 To HPS. from Rm/Mths. Rm/Mths.10/MH.21.1.38. Can you please arrange to supply us with billets enough to produce 6 Bentley Big end bearings in AC.6 alloy as early as possible. These billets are…
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scan0176 |
Requesting an examination of a badly scored and partially seized big end bearing to determine the cause of failure.
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View original record |
1020 To H1. from Rm/Swdl. Rm/Swdl.6/AP.21.1.38 This memo to confirm that you will examine the big end bearing handedto you in all respects to try and find the reason for the badly scored and partially…
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scan0177 |
Letter to Vandervell Products Ltd. regarding the dispatch of a Bentley type dynamo with a central box.
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View original record |
R.C. Rm.14/JH. 21st. January, 1938. G.A. Vandervell Esq., Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Mr. Vandervell, We are sending under separate cover one Bentley type dynamo…
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scan0178 |
Letter from Vandervell Products regarding dynamo tests and acquiring 'Halls' metal castings for testing.
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View original record |
VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. M.P.FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE…
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scan0179 |
Laboratory report on the failure analysis of a Wraith No.6 bearing made from A.G.6 alloy.
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View original record |
Mthe See me Pm 1080 To - Rm/Swdl. M.1525. Laboratory. H1/4/WJ.24.1.38. WRAITH No.6 BEARING IN A.G.6. ALLOY. (Your Ref. Rm/Swdl.6/AP.21.1.38). After 2 hours endurance run at 4000 RPM. No.2. unit, the…
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scan0180 |
Request to arrange an order for 6 Bentley Big End Billets in AC.6 alloy, to be despatched to Vandervell Products Ltd.
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View original record |
D/BP. c. to G/Rb. c. to HPS. c. to HPS/WSC. 1020a? Rm/Mths.6/JH.25.1.38. Will you please arrange for an Order No. to be fixed for 6 Bentley Big End Billets to be produced in AC.6. alloy. The billets…
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scan0181 |
Supply of Phantom III big end bearings in AC.6 material to the Paris depot for a customer's car.
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View original record |
To HPS. from Rm/Swdl. J 1020 Rm/Swdl.7/MH.28.1.38. PHANTOM III BIG END BEARINGS IN AC.6 MATERIAL. Will you please supply the Paris depot with a set of big end bearing halves complete with Hall's AC.6…
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scan0182 |
Letter to Vandervell Products Ltd. regarding the despatch and heat treatment of Aluminium-Tin alloy bearing billets.
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View original record |
10300? Rm/Mths.13/MH. 28th. January 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, London. W.3. For the attention of G.A.Vandervell, Esq. Dear Sirs, We are to-day despatching 6…
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scan0183 |
Request to conduct tests on the Wraith concerning wear on oil pump bearings for potential standardisation.
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View original record |
Rm/Swdl. from Rm. 1070 Rm6/R.28.1.38. Attached is a note from the Repair Dept. re wear on oil pump bearings. We should be glad if you would carry out tests on the Wraith on the same lines, and, if…
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scan0184 |
Confirming an order for 6 Bentley Big End Billets in AC.6 alloy for Vandervell Products Ltd.
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View original record |
To Rm/Mths. from G/Rb. 1020a or 1020 G/Rb.6/B/1C/R.28138. c.c to D/BP. c.c to HPS. c.c to HPS/WSC. Re: Vandervell Products Ltd. Rm/Mths.6/JH.25.1.38. Order number 58003 has been taken out for…
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scan0185 |
6 Big-End Billets of A.C.6 Alloy for Bentley Big-End Bearings to be sent to Messrs Vandervell Products Ltd.
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View original record |
To [strikethrough]DXRR.[/strikethrough] from HPS/WSC. [strikethrough]S.W.S.[/strikethrough] Rm/Mthe. HPS/WSC2Q/BA.28.1.38 O/58003. Bentley Big-End Bearings. We hand you herewith:- 6 Big-End Billets of…
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scan0186 |
Letter from Vandervell Products Ltd. regarding sample castings of Aluminium-Tin alloy AC.6 and duty analysis for U.S.A. exports.
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View original record |
VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0187 |
The fitting of modified connecting rod bearings made of A.C.6 material for the Phantom 111 'D' Series.
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View original record |
To Sg. & Hs. From RHC. c. to BY. & Rm. 1020. RHC.5/WJ.2.2.38. PHANTOM 111 CONNECTING ROD BEARINGS IN A.C.6 MATERIAL. The twelve sets of modified connecting rod bearings are being prepared and will be…
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scan0188 |
Phantom III connecting rod bearings in A.C.6 material, requesting test data and a Standardisation Sheet.
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View original record |
S/W To Rm. from Sg. P.III Connecting Rod Sg10/E3.2.38 Copy to HS. RHC.BY. Bearings in A.C.6 Material. [Handwritten: .1020] [Handwritten: -1020?] Referring to RHC.5/MJ.2.2.38 I cannot remember all the…
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scan0189 |
Responding to queries about Bentley bearings, steering modifications, and a streamline car.
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View original record |
W/P. Sr. from Rm. 1020 also 1380 1245 Rm15/R.4.2.38. Thank you for your various notes. Replying to your queries:- (1) Bentley Bearings. We are taking up the attitude that the cars with A.C.2 bearings…
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scan0190 |
Recommendations for a car's chassis, steering, axle, and engine head.
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View original record |
Sr. from Rm. -2- Rm15/R.4.2.38. (d) As stability will be a vital feature on this car, I would recommend that you have a chassis with Marles steering and large tyres. If this worries you with front…
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scan0191 |
Testing and potential standardization of Phantom III connecting rod bearings made of A.C.6 material.
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View original record |
Sg. from Rm. c. Hs. c. RHC. c. By. 1020 Rm.2/AP.4.2.38 P.III. CONNECTING ROD BEARINGS IN A.C.6. MATERIAL. Replying to Sg.10/E.3.2.38, in September last we completed 65 hours endurance running on a set…
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scan0192 |
Confirming the continued use of AC.6 material for Phantom III connecting rod bearings.
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View original record |
1020 Siler c. RHC Rm. BY.7/N.8.2.38. Phan.III - Connecting Rod Bearings in AC.6. Material Referring to your memo RHC.5/MJ.2.2.38, and Rm2/AP.4.2.38, I agree to continuing with AC.6. material for the…
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scan0193 |
Fitment of Phantom III Connecting Rod Bearings in A.C.6 material, subject to satisfactory testing.
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View original record |
S/W Rm 1020 To RHC. from Sg. C. to Hs.Rm.HY.Cx. re P.III Connecting Rod Bearings in A.C.6 material. Referring to RHC5/MJ2.2.38 you have seen my memo, to Rm. and his reply of the 4th. The agreement is…
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scan0194 |
Costing and quotation details for the production of Bentley Main Bearings from Hall's.
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View original record |
COPY FOR FILES. 1020 9.2.38 BENTLEY MAIN BEARINGS (Hall's) Quoting for bearings produced from original type of billet that is approx. 5 lbs. of material for 2-3 ozs. bearing. Cost figures do not allow…
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scan0195 |
Confirming a telephone order for Bentley main and connecting rod bearings in AC.9 alloy.
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View original record |
Mr. Wheeler. c. to H S. 1020 Rm/Mths.8/JH.5.3.38. This is to confirm our conversation over the 'phone yesterday when we asked you to supply the following bearings in AC.9 alloy. 2 sets Bentley main…
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scan0196 |
Letter from Vandervell Products Ltd. regarding a drawing for bearings for the Wraith III model.
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View original record |
files 1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0197 |
Modifications to prevent big end seizures in 4¼ litre Bentley engines.
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View original record |
H.S. c to BY. c to Rm. c to EHC. SWDL. Peiles Hd/SB23/HR.8.3.38. 1020. re 4¼ LITRE BENTLEY BIG END SEIZURES. ---------------- We have been considering the possibilities of applying modifications to 4¼…
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scan0198 |
Proposal discussing the cost and procedure for drilling extra holes in a crankshaft without removing it from the engine.
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View original record |
- 2 - Continued:- We are satisfied that it is a reasonable and practicable proposition to drill the extra holes without disturbing the crankshaft. It could be done at approximately the same cost as a…
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scan0199 |
Production issues and high scrap rates of Bentley III Tin Alloy Bearings due to porosity.
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View original record |
200B 1020. To Rm. from HPS. HPS.1/VS.8.3.38. BENTLEY III. Tin Alloy Bearings. We are sending herewith a sample from an aluminium tin alloy bearing which has been rejected on the final operation owing…
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scan0200 |
Letter to Vandervell Products Ltd. regarding adjustments to bearing drawings for an engine.
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View original record |
1020 Rm/Swdl.7/MH. Experimental Dept. 9th. March 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We thank you for your letter of the 5th., together with…
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scan0201 |
Conference report discussing production difficulties and methods for Aluminium-Tin alloy bearings.
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View original record |
1020. To Rm. from HPS. c. to Hs/JWW. c. to Rm/Swdl. c. to Rm/Mths. c. to Hs. HPS.2/VS.9.3.38. ALUMINIUM-TIN ALLOY BEARINGS. In view of the difficulties experienced with aluminium-tin alloy bearings on…
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scan0202 |
The heat treatment of centrifugally cast bearings and the production of dies for A.C.9. Alloy.
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View original record |
- 2 - A.C.9. Alloy (Continued). of finished size, the remainder being centrifugally cast. These bearings are to be heat-treated in the unmachined condition only. It was agreed that the centrifuging…
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scan0203 |
The scrap cost of chassis engine bearing production and a recommendation to switch to centrifuged bearings.
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View original record |
To BY. & Rm. From RHC. c. to Hs. c. to HPS. c. to JWW. c. to H1. 1020 RHC.8/MJ.10.3.38. A. C. BEARING MATERIAL. The Scrap on Chassis engine bearing production last month totalled £200. This was for…
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scan0204 |
The examination of Bentley engine bearings made from AC2 material after trial runs.
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View original record |
1020. Files SWDZ c Rm LA14/T11.3.38 BENTLEY ENGINE BEARINGS - AC2 MATERIAL We have now had an opportunity to examine three of the chassis fitted with the above material to the engine bearings. The…
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scan0205 |
The condition of pistons and bearings after testing, and other vehicle issues like axle shake.
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View original record |
1020 also 600a To. Rm. Piles CHATEAUROUX. 4/11.3.38. SWDL. Were these bearings die cast? Rm 26.G.VI.- 25/30 HP. Thank you for your memo Rm/7.R/7.3.38. We have telegraphed this morning :- " 26.G.…
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scan0206 |
Big end failures on the 4 1/4 litre Bentley engine and a proposed modification to the oil supply system.
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View original record |
1020 c. Hd/SB. c. Rm. c. RHG. c. Hs/LS. SWDL BY.13/G.14.3.38. 4 1/4 LITRE BENTLEY. RE: FAILURES OF BIG ENDS. With reference to Hd./SB.23/H.8.3.38. which after pointing out that we have had nine cases…
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scan0207 |
Testing of centrifugally cast A.C.2 main bearings and recommending further trials before a production change.
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By. from Rm. RHC. Hs/JWW. Hl. 1020 Rm3/R.14.3.38. A.C.2 BEARING MATERIALS. It is true that we have completed 11,000 miles on 6.B.IV fitted with centrifugally cast A.C.2 main bearings. This car,…
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scan0208 |
Confirmation of an order for centrifugally cast Bentley bearings in AC9 material, with related internal queries.
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[Handwritten] [Top Left] HPS. CHS. CRHC. CRM. [Top Right] SWDC 1020 [Main Handwritten Note] why do we anticipate that this centri-cast material will be more satisfactory than that we have just turned…
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scan0209 |
The continued use of cast bearings over centrifugal bearings.
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RHC Rm. Hs/JWW Hs BY.7/N.16.3.38. 1020 or 200a Re: A.C. Bearing Material. Referring to RHC.8/MJ.10.8.38, after examining the bearings removed from 6.B.IV, I consider we shall have to continue with the…
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scan0210 |
Change in manufacturing process for Phantom III connecting rod bearings to reduce scrap, and the testing of a new material and method.
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SWDL hiles 1020 BY. CHs. CRHC. CHl. CRm. Hs/JWW.11/HM. 17. 3. 38. AC6 Bearings - Phantom lll. --------------------- Confirming our discussion of this morning with a view to reducing the enormous…
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scan0211 |
Sending centri-cast and statically cast Bentley Main Bearings for experimental testing, including heat treatment instructions.
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HPS. EHS. (crossed out) cRHC. (crossed out) cHl. cRm. 1029 Hiles (handwritten signature) Hs/JWW.14/HM. 17. 3. 38. AC9 - Bearings. ------------------ We have today forwarded to you the following…
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scan0212 |
The testing of Halls Metal Connecting Rod Bearings on a 'D' Series Chassis without an oil cooler.
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RedesWDZ 1020 LA4/T18.3.38 RE. HALLS METAL CONNECTING ROD BEARINGS. PIII. We have now finished the testing of the first 12 'D' Series Chassis fitted with Halls Metal Bearings to the connecting rods.…
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scan0213 |
The production of gravity die-cast Bentley big end bearings in A.C.9 material.
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1020. To Hs/JWW. from Rm/Swdl. c. HPS. Rm/Swdl.5/AP.24.3.38 BENTLEY BEARINGS A.C.9 MATERIAL. In addition to the centri cast big end bearings you have produced for us in A.C.9 material (Ex.30568) will…
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scan0214 |
Fitting of Vandervell bearings to a Bentley III crankcase.
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To HPS. from Rm/Swdl. c. Rm/FD. γ 102 o3. Rm/Swdl.2/MH.28.3.38. BENTLEY III. Further to our memo Rm/Swdl.2/AP.5.3.38 regarding the fitting of Vandervell bearings, we now have their arrangement drawing…
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scan0215 |
Confirming the immediate manufacture of a die for Bentley Bearings AC9 material.
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Rm 1020. Rm/SwdI. CHPS. Hs/JWW.3/HM. 26. 3. 38. Jm ? Bentley Bearings AC9 Material. Further to your memo' Rm/Swd 1.5/AP. 24. 3. 38, we have to inform you that we/are proceeding immediately with the…
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scan0216 |
Use of Zinc Die Cast Camshaft Bearings as used by Morris Motors.
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1020 Rm/Swdl. from Rm. Rm6/R.1.4.38. We understand from Morris Motors that they are successfully using Zinc Die Cast Camshaft Bearings which are about half the price of babbit or bronze-lined…
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scan0217 |
Letter to Vandervell Products Ltd. chasing a delivery of bearings for a crankcase.
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1020 Experimental Dept. 7th. April 1938. Rm/Swdl.9/MH. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We are now in a position to start fitting the set of…
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scan0218 |
Delaying the specification for Hall's metal big end bearings for the Wraith III, pending endurance testing of a new A.C.9 alloy.
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SECRET To By. from Rm/Swdl. c. RHC. c. Ha/JHW. c. RHC/SS. 1020. Rm/Swdl.1/AP.22.4.38. BIG END BEARINGS (WRAITH III.) We have held up the specification for the Hall's metal big end material pending an…
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scan0219 |
Costing and production details for sets of Whitemetal main bearings.
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1020. Rm. from Rm/Swdl. Typed 2.5.38. 3 sets of Whitemetal main bearings without shims were made. 1 set on W.III No.4. 27.G.VI. 1 set on B.III No.2. 1st. set officially ordered by us is for B.III No.3…
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scan0220 |
Fitting whitemetal main bearings without liners to a Wraith III No.4 Unit, listing experimental part numbers.
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Swdl COPY FOR FILES. Rm/Swdl.9/JH.4.1.38. Whitemetal main bearings without liners between the halves were fitted to Wraith III No.4 Unit (27.G.VI). B3 No. 2 The numbers for this job were.…
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scan0221 |
Letter to Vandervell Products Ltd. requesting the dispatch date for a special set of bearings for a crankcase.
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1020 Experimental Dept. Rm/Swdl.7/MH. 3rd. May 1938. Messrs.Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, N.W.). Dear Sirs, Further to your letter of the 8th. April FL/BJT. we shall be…
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scan0222 |
Letter from Vandervell Products Ltd. confirming the despatch by parcel post of a special set of bearings.
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1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE…
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scan0223 |
Official order for main bearings from Vandervell Products Ltd.
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1020 To Roy/MS. c. to G/JWH. Rm/Swdl.1/JH.7.5.38. Will you please pass an official order to - Messrs. Vandervell Products Ltd. Western Ave. Park Royal, LONDON.W.3. for 2 sets of main bearings we have…
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scan0224 |
The results of endurance testing on aluminium tin bearings.
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1020 Hs. from Rm. c. Ey. c. RHC. c. HPS. c. HEC/JWW. Rm17/R.7.5.38. ALUMINIUM TIN BEARINGS TO FACILITATE PRODUCTION. We have now completed a test bed endurance run on the two types of A.C.9 aluminium…
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scan0225 |
Endurance test report on die-cast versus centri-cast metal bearings for a Bentley III unit.
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1020 To By. c. to Fg. c. to Hn. c. to RHS. c. to Da. c. to Mx. c. to DA/JNR. Km/Twd1.19/JA.9.5.38. HALLS METAL BEARINGS (AC.9). We have completed a 40 hr. endurance run on a Bentley III unit equipped…
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scan0226 |
Recommendation and test results for using AC.9 die-cast material for engine bearings.
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-2- Our recommendation is that ½ a dozen Bentley II cars should be put through production with AC.9 die cast in place of the normal AC.7 billet cast for the confirmatory evidence. This memo. releases…
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scan0227 |
Production features tested, including crankshafts, rods, and floating little end bushes.
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-2- Rm/Swdl.19/JE.9.9.38. Other desireable features for production tested on this unit were (a) Crankshaft with turned finish of webs. (b) Modified panel milling off the rods similar to Faith 1.1. (c)…
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scan0228 |
The production of AC9 Aluminium Tin Bearings as Die Castings.
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1620 Hs. cRm. cBY. cRHC. RHC/JWW.2/HM. 10. 5. 38. AC9 Aluminium Tin Bearings. ------------------------- Further to Rm's communication of the 7th, we are pleased to note that the normal Die Cast…
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scan0229 |
Instruction to immediately use A.C.9 Aluminium Tin Die cast bearings for all chassis.
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PHA/JWW. c. Hs. c. Rm. c. RHC --------- BY/Mta.22/G.11.5.38. A.C.9 ALUMINIUM TIN BEARINGS. 1020 Referring to your memo RHC/JWW.2/HM. 10.5.38. we are instructing immediately the AC.9 Die cast bearings,…
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scan0230 |
Two serious complaints of Bentley bearing failures and requesting a report on the bearing types.
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C.Box S/W Rm SWDL Should like to see these bearings when available 1020 Rm To HY. from Sg. Copy to Hs.Rm. Bentley Bearings. Sg2/E12.5.38 Amongst the complaints this morning I see two bad ones about…
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scan0231 |
The replacement of AC.6 and AC.7 bearings with A.C.9 Aluminium Tin bearings.
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RHC/JTW. c. Hs. c. Rm. c. RHC. ---------- SWDL BY/Mtn.3/G.13.5.38. Rodes A.C.9 ALUMINIUM TIN BEARINGS. 1020. Further to our memo BY/Mtn.22/G.11.5.38. it should be understood the AC.9 bearings are to…
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scan0232 |
Bentley bearing failures on chassis B.26.LS and B.182.KT.
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1020 Sby [crossed out] c. Rm. BY.11/G.14.5.38. Poiles [handwritten] SWDZ [handwritten, crossed out] ? BENTLEY - BEARINGS. Referring to Sg.2/E.12.5.38. in connection with bearing failures on B.26.LS.…
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scan0233 |
Letter to Vandervell Products Ltd. arranging a visit to observe the fitting of supplied main bearings.
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1020a EXPERIMENTAL DEPT. Rm/Swd1.19/JH. 3rd June, 1938 Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. For the attention of Mr. Johnson. Dear Sirs, We are now up to the…
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scan0234 |
Letter to Vandervell Products Ltd. requesting a quotation and trial supply for rocker and little end bushes.
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1020a? Experimental Dept. Rm/Swdl.9/MH. 9th. June 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr.Johnson. Dear Sirs, In confirmation of our…
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scan0235 |
Page 2 of a letter detailing the specifications of a little end bush and plans for a post-test inspection of main bearings.
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-2- 9th. June 1938. E.51375 Little end bush is pressed into the connecting rod which has a bore of .850 and runs on the gudgeon pin .7499 dia. I± Regarding the unit with your main bearings we have…
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scan0236 |
Letter to Vandervell Products Ltd. regarding a missing quotation and dimensional specifications for bushes.
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1020? Experimental Dept. Rm/Swdl.C/MH. 13th. June 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr.Johnson. Dear Sirs, We thank you for your…
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scan0237 |
Letter from Vandervell Products Ltd. discussing the manufacturing specifications and supply of pressed bushes.
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Lube 1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS…
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scan0238 |
Letter from Vandervell Products Ltd. regarding a quotation for Rocker and Little End Bushes.
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1020? VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0239 |
Failure of whitemetal big end bearings on a 3½ Litre Bentley and recommending upgrades to the 4¼ litre specification.
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1020 To By. c. to Hd. Rm/Swdl.8/JH.15.6.38. 3½ Litre Bentley Bearings. We are in receipt of the memo. Sr/VA.1/ET.8.6.38. regarding the failure of new whitemetal big end bearings on the chassis…
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scan0240 |
Letter from Vandervell Products Ltd. regarding the supply and manufacturing methods for Bushes.
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Files 1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0241 |
Technical drawing for a small end connecting rod grooved bush.
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ENGLISH PROJECTION - DO NOT SCALE - DIMENSIONS INCHES VANDERVELL PRODUCTS LTD. PARK ROYAL, LONDON, W.3. ALTERATION TABLE: No., ALTERATION, DATE, AGREED LIMITS NOT GIVEN ARE ± .010 DRAWING VIEWS &…
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scan0242 |
Sketch showing a type of spiral shell reamer with Wimet tips for reaming Vandervell bushes.
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View original record |
ENGLISH PROJECTION DO NOT SCALE DIMENSIONS INCHES VANDERVELL PRODUCTS LTD. PARK ROYAL, LONDON, W.3. No. ALTERATION DATE AGREED LIMITS NOT GIVEN ARE ± .010 CUTTING FACE ARBOR VIEW OF REAMER FROM ARROW…
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scan0243 |
Blueprint of a burnishing tool with a pilot for hand burnishing, showing the design of the broach.
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View original record |
LAP SMOOTH REMOVE ALL CORNERS FOR BURNISH TO .813/.8135 .8115, .812, .8125, .813, .8135, .814, .8145, .815 GRIND BEVEL OF 1° TO 2° ON CORNERS TO GIVE LAND OF UNIFORM WIDTH SECTION OF BUTTON SHOWING…
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scan0244 |
Drawing of a punch tool used for pressing bushes into a housing.
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DATE 21-11-35 PUNCH FOR PRESSING BUSHES IN HOUSING DIA OF HOUSING - .010" ROUGH I.D. OF BUSH (IN PLACE) - .005" LENGTH OF BUSH - 1/32 1/16 30° HOLD SPINDLE IN JIG SO THAT PUNCH IS IN LINE WITH HOLES…
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scan0245 |
Letter to Vandervell Products Ltd. regarding sample parts and a completed 20-hour endurance test on main bearings.
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1020a Experimental Dept. Rm/Swdl.5/MH. 28th. June 1938. Messrs.Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr.Johnson. Dear Sirs, We thank you for your…
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scan0246 |
Use and specification of AC2 material for manufacturing bushes.
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1020 Rm/Mr.Grilles. cHPS. RHC/JWW.6/HM.28.6.38. Bushes - AC2 Material. Confirming our telephone conversation of yesterday afternoon, we would point out that it is not desirable to re-introduce AC2…
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scan0247 |
Letter to Vandervell Products Ltd. regarding dimensional discrepancies in sample rocker and little end bushes.
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View original record |
1020? c, Roy/Ms. Rm/Swdl.8/MH. Experimental Dept. 30th. June 1938. Messrs.Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, Further to our letter of the 28th. in reply to…
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scan0248 |
The final page of a letter discussing hints on reaming and broaching.
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View original record |
-2- 30th. June 1938. A broaching. Again thanking you for your hints on reaming and Yours faithfully, for ROLLS-ROYCE LTD.
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scan0249 |
Manufacturing drawing for a plain split bush made from D2 Bimetal.
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View original record |
ENGLISH PROJECTION - DO NOT SCALE - DIMENSIONS INCHES VANDERVELL PRODUCTS LTD. PARK ROYAL, LONDON, W.3. ALTERATION TABLE: No., ALTERATION, DATE, AGREED DRAWING DETAILS: O. DIA: .7255 PRESS FIT: .723 /…
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scan0250 |
Letter from Vandervell Products Ltd. regarding the supply of rocker arm and little end bushes.
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View original record |
Sales 1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD…
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scan0251 |
Blueprint drawing for a plain rocker bush used in the Wraith model.
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View original record |
ENGLISH PROJECTION - DO NOT SCALE - DIMENSIONS INCHES O.DIA. .7535 PRESS FIT .7505/.751 DIA. SPLIT REAM .625/.6255 DIA. ROUGH HOUSING .595/.599 DIA. 1.358/1.373 BREAK CORNERS BOTH ENDS MACHINE 1/32 R.…
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scan0252 |
Letter from Vandervell Products Ltd. advising on the despatch of sample little end and rocker bushes for testing.
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View original record |
1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A. VANDERVELL. M.P. FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD…
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scan0253 |
Letter to Vandervell Products Ltd regarding the failure of a main bearing thrust washer and proposing alternative solutions.
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View original record |
1020 EXPERIMENTAL DEPARTMENT. Rm/Swdl.7/JH. 9th July, 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. For the attention of Mr. Vandervell Dear Sirs, Since your recent…
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scan0254 |
Requesting the measurement and comparative testing of different bearing metals on a bearing rig.
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View original record |
1020 To HPS. from Rm/Swdl. Rm/Swdl.3/MH.9.7.38. BEARING RIG. Will you please measure crank journals and AC.7 main bearings which have been run on the above in W.Bell's dept. and returned for…
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scan0255 |
Letter from Vandervell Products Ltd. regarding revised blueprints for Camshaft Bearings and a subsequent conversation.
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View original record |
VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE…
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scan0256 |
Letter from a supplier discussing manufacturing tolerances and allowances for Camshaft Bearings.
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View original record |
1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0257 |
Official order be placed with Vandervell Products Ltd. for rocker and little end bushes.
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View original record |
Y 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.6/MH.11.7.38. Will you please pass an official order to:- Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, London, W.3. for 2 dozen rocker…
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scan0258 |
Letter from Vandervell Products Ltd. regarding trouble experienced with Thrust Washers.
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VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT &…
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scan0259 |
Letter from Vandervell Products Ltd discussing issues with washers and bearings.
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Page 2. Continuation of Letter from VANDERVELL PRODUCTS LTD dated 12th July, 1938. To Messrs. Rolls-Royce Limited. Should the lead bronze washers fail, it will prove that the Babbitt thrust washers…
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scan0260 |
Letter to F. Perkins Ltd. regarding the use and machining of aluminium tin bearings.
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1020. Rml/R. 18th July, 1938. Messrs. F. Perkins Limited, PETERBOROUGH. Your Ref: AWG/PB. Dear Sirs, Thank you for your letter of the 15th July. There is no doubt that the bearing which you show could…
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scan0261 |
Test report on the condition of Bentley main bearings after removal from a test rig.
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View original record |
1020 To ET. from HPS/LK. c. Dr. c. Rm. c. Ray Swdl. HPS/LK.1/VS.18.7.38. BENTLEY MAIN BEARINGS. In accordance with HPS/WSC.4/B/12.7.38. the following main bearings have been removed from the test rig…
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scan0262 |
Photograph of Bentley main bearings after 9.5 hours of running on a test rig.
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View original record |
BENTLEY MAIN BEARINGS AFTER 9 HOURS 30 MINUTES RUNNING ON TEST RIG. BENTLEY MAIN BEARINGS. After 9 1/2 Hours' Running on Test Rig.
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scan0263 |
Photograph showing cracks on the rear face of a Bentley main thrust bearing after test rig running.
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View original record |
BENTLEY MAIN BEARINGS. Note Cracks on Rear Face of Thrust Bearing After 9½ Hours' Running on Test Rig.
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scan0264 |
Letter to Vandervell Products Ltd. inquiring about fitting camshaft bearings without reamering.
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1020 Rm2/R. 21st July, 1938. G.A. Vandervell, Esq., Messrs. Vandervell Products Ltd., L U T O N, BEDS: [strikethrough] Western Avenue, [handwritten] Park Royal, W.3 [handwritten] Dear Vandervell, re:…
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scan0265 |
Request to analyse an attached bearing to determine if it is type A.C.2 or A.C.7.
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View original record |
1020 Hl. from Rm. Rm4/R.22.7.38. Will you please analyse the attached bearing, and let us know whether it is A.C.2 or A.C.7. Rm.
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scan0266 |
Letter from Vandervell Products Ltd. regarding the fitting of camshaft bearings.
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View original record |
1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A. VANDERVELL, G.A. VANDERVELL, M.F. FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0267 |
Short memo confirming the material composition of a bearing.
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1020. Pede SWD2 Rm. H1/HEG. 1/JM. 15.8.38. Laboratory. Re. : Rm 4/R 22.7.38. The bearing was AC7 material. H1/HEG. [Signature]
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scan0268 |
Letter to Vandervell Products Ltd. regarding orders for bearings, bushes, and requesting quotations.
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View original record |
1020. EXPERIMENTAL DEPARTMENT. Rm/Swdl.1/JH. 18th August, 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Sirs, We are in receipt of your letter of the 15th. and note…
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scan0269 |
Letter from Vandervell Products Ltd. regarding an order for camshaft bearings and quoting prices for bushes.
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View original record |
Reiles 1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS,…
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scan0270 |
Internal request to place an official order for 3 sets of main bearings (Babbit) with Vandervell Products Ltd.
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View original record |
1020 To Roy. c. to G/JWH. Rm/Swdl.8/JH.19.8.38. Will you please pass an official order to Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. for 3 sets of main bearings (Babbit)…
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scan0271 |
Letter from Vandervell Products Ltd. regarding sending Clevite brake material samples and clarifying an order for Camshaft Bearings.
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View original record |
VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0272 |
Letter to Vandervell Products Ltd. regarding cam bearings, drawing modifications, and an order.
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1020 EXPERIMENTAL DEPARTMENT. Rm/Swdl.4/JH. 22nd. August, 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Sirs, We thank you for your letter of the 19th. giving…
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scan0273 |
Letter from Vandervell Products Ltd. regarding camshaft bearings for Order No. 63622.
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VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, M.F.FOSTER TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE…
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scan0274 |
Letter to Vandervell Products Ltd requesting 40 sample rocker bushes for an experimental engine trial.
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1020. Experimental Dept. Rm/Swdl.6/MH. 29th. August 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We are proposing to fit for trial, rocker bushes to one…
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scan0275 |
Letter to Vandervell Products Ltd. concerning modifications for fitting their bearings to an experimental unit.
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1020 Experimental Dept. Rm/Swdl.8/MH. 31st. August 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Vandervell. Dear Sirs, We are anxious to…
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scan0276 |
Specification letter detailing the components included in a bearing and thrust washer set.
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-2- 31st. August 1938. The set includes:- 1 Rear bearing EB.3921 (top half) 1 " " as above but no oil holes (bottom) 1 Front " EB.4089 (top half) 1 " " as above but no oil holes (bottom half) 4 Inter…
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scan0277 |
Letter from Vandervell Products Ltd. regarding the production of 40 experimental Babbitt lined steel Rocker Bushes.
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B2253 Files VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0278 |
Letter from Vandervell Products Ltd. acknowledging receipt of blueprints for bearings for an experimental unit.
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VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT &…
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scan0279 |
Specification sheet for a 'Rocker Bush' part, detailing materials, dimensions, and inspection criteria.
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Vandervell PRODUCTS LIMITED. 1020 CUSTOMER'S COPY RECOMMENDATION CUSTOMER: Rolls Royce Ltd PART NO.: B2253 PART NAME: Rocker Bush MATERIAL: ALLOY Babbitted Steel '034-.038 steel PLAIN BALL IND. DEEP…
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scan0280 |
Letter from Vandervell Products Ltd. discussing case bore dimensions for a set of experimental bearings.
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1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0281 |
Letter from Vandervell Products Ltd. enclosing a blueprint for experimental sets with specified case bore dimensions.
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VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0282 |
Letter to Vandervell Products Ltd concerning main bearing layout L.1095 and ordering experimental sets.
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1020 Experimental Dept. Rm/Swdl.7/MH. 13th. September 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We thank you for your letter of the 10th. together…
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scan0283 |
Letter from Vandervell Products Ltd. regarding layout approval and the proceeding of an order for experimental bearings.
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1020. VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0284 |
Installation drawing for D2 bimetal main bearings for a 6-cylinder engine.
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FRONT INTER. CENTRE REAR TABLE: 56LB. FRONT 43LB. INTER 63LB. CENTRE 70LB. REAR PL. GAUGE 1.3320 BLANK 4.260' 2.6640 INSPECTION 38° HALL .032 / .08225 3/16 / 32 DIA C'BORE 3.195 / 3.197 CASE & CAP…
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scan0285 |
Modifications to Vandervell main bearings for B.III and Wraith III models.
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1020 To Da. from Rm/Swdl. a. Da/McS. c. By/CS. Rm/Swdl.7/MH.10.9.38. VANDERVELL MAIN BEARINGS FOR B.III AND WRAITH III. In conjunction with the use of the above which are being tested out on the…
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scan0286 |
Testing Hoyt bearings and comparing them to Vandervell bearings for the Wraith model.
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RHC. from Rm. 1020 Rm5/R.19.9.38. HOYT BEARINGS FOR WRAITH. Confirming our conversation with you, if you will let us have a set of Hoyt bearings we will run them so that you will be clear for…
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scan0287 |
The assembly of a Bearing Rig Engine following a bearing and crankshaft failure.
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1020? To HPC. c. to HPS/WB. Rm/Swdl.16/JH.23.9.38. BEARING RIG ENGINE. Following the failure of the AC.9 bearings with the special treated oil which also scrapped the crank shaft so far as immediate…
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scan0288 |
Letter from Vandervell Products Ltd. regarding the suitability of various engine bearings.
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VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0289 |
Letter to Vandervell Products Ltd. regarding a delivery date and technical queries for L.1095 main bearings.
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1030. Experimental Dept. Rm/Swdl.4/MH. 3rd. October 1938. Messrs. Vandervell Products Ltd., WesternAvenue, Park Royal, LONDON, W.3. For the attention of Mr.Johnson. Dear Sirs, We shall soon be in the…
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scan0290 |
Modifications for Vandervell main bearings on Wraith III and Bentley III models.
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1020 File DA.7/G.3.10.38. WRAITH III and BENTLEY III. VANDERVELL MAIN BEARINGS. Please receive herewith :- E.CD.924 Vandervell Main Bearings with Increased Crankshaft Oil Retaining Thread - Wraith III…
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scan0291 |
Instructions for modifying a standard crankcase casting to use Vandervell bearings for an experiment.
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- 2 - DA.7/G.3.10.38. A standard crankcase casting should be used with the rear bearing stud holes drilled in the revised position, the oil supply pipe to rear bearing is altered to suit. The hollow…
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scan0292 |
Letter from Vandervell Products Ltd regarding the dispatch of three sets of bearings and an enclosed lay-out print.
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file 1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS,STEEL BACKED BABBITT & LEAD…
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scan0293 |
Instruction to incorporate modification ECD.924 for Vandervell main bearings on specific units to prevent oil leakage.
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1020 To HPS. Rm/Swdl.18/JH.5.10.38. Vandervell Main Bearings. Will you please incorporate the modification ECD.924 to the new units which we have instructed to be fitted with Vandervell main bearings.…
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scan0294 |
Confirming the fitting of Vandervell main bearings to the B.80 engine and outlining bearing layout differences with the B.60 engine.
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1020 also 10HH To HPS. from Rm/Swdl. Rm/Swdl.7/MH.11.10.38. VANDERVELL BEARINGS - B.60 & B.80. This memo to confirm that the first B.80 engine will be fitted with Vandervell main bearings in view of…
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scan0295 |
Letter to Vandervell Products Ltd. detailing modifications to a rear bearing drawing.
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1020 Experimental Dept. Rm/Swdl.8/MH. 11th. October 1938. Mr. Johnson, Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sir, In accordance with our discussion of…
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scan0296 |
Page 2 of a letter to Messrs. Vandervell Products Ltd. regarding the positioning of bearing lugs.
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Messrs. Vandervell Products Ltd. -2- 11th. October 1938. If found necessary will include later; it is, however, shown in the drawing in order to position your bearing lugs clear of this groove if the…
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scan0297 |
Letter to Vandervell Products Ltd. addressing rumors about the unreliability of A.C.9 big-end bearings.
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1020. Rm3/R. 18th October, 1938. G.A. Vandervell, Esq., Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Vandervell, I am hearing through various channels that you are telling people…
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scan0298 |
The order of various engine components.
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1020. To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.7/MH.26.10.38. Will you please order the following. (1) 4 dozen rocker bushes from Vandervells to their drawing B.2204. (2) 2 dozen little end bushes also…
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scan0299 |
Introduction of AC.9 die-cast main bearings for Bentley II production, outlining testing and examination requirements.
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1020. To By. c. to RHC. c. to La. c. to By/CT. c. to Hs/JWW. Rm/Swd1.10/JH.2.11.38. AC.9 (Die Cast) Bentley Main Bearings. The introduction of AC.9 die cast main bearings on Bentley II production was…
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scan0300 |
Requesting the allocation of an engine to test Whitemetal Main Bearings for the Wraith model, supplied by the Hoyt Metal Company.
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1020 Files To Rm. from HPS. HPS.5/VS.3.11.38. SVDC - See me Rm WRAITH MAIN BEARINGS. We have received from the Hoyt Metal Company three sets of Whitemetal Main Bearings of standard Wraith type…
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scan0301 |
Analysis discrepancies in A.C.9 alloy from outside suppliers and arranging a visit to resolve the issue.
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1020. To Mr. Wheeler (Foundry) c. to Mr. Hall (Laboratory) Rm/CTS.8/JH.5.11.38. A.C.9. Alloy. With reference to the supplying of outside firms with A.C. 9 bearings. As you know, Messrs. Wellworthy of…
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scan0302 |
Method of analysis and production of A.C.9 alloy for aero bearings.
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-2- Rm/CTS.8/JH.5.11.38. A further point which arises, is method of analysis, and it would seem that a lot would be gained if both Wellworthy and H.D.A. adopted the same procedure in detail as R R.…
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scan0303 |
Confirming the ability to produce Die Cast Bentley Main Bearings at any time.
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1020 BY. eRHG. eRm/Swdl. eLe. eBY/GS. RHC/JWW.10/HM.7.11.38. AC9 (Die Cast Bentley Main Bearings.) We are in receipt of memo' Rm/Swdl.10/JH. 2.11.38, with reference to the above, the contents of which…
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scan0304 |
Allocation of Whitemetal main bearings for Wraith engines.
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1020 To HPS. from Rm/Swdl. Rm/Swdl.3/MH.7.11.38. WRAITH MAIN BEARINGS. Re your memo HPS.5/VS.3.11.38, in respect of the Whitemetal main bearings you have received from The Hoyt Metal Co. will you…
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scan0305 |
Order for Rocker bushes and Filters from Vandervell Products Ltd.
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1020. To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.9/MH.8.11.38. Will you please order the following:- (1) 24 EB.4198 Rocker bushes (babbi lined). 12 " " " (Clevite 10 lined). from Vandervell Products Ltd.…
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scan0306 |
Sending rings of AC.9 material to America for the production of 50 bearings.
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1020 To Mr. Wheeler from Rm/CTS. (Alum Foundry) Rm/CTS.4/MH.8.11.38. We wish to send away some rings of AC.9 material, from which can be made the bearing shown on the attached drawing. A rough…
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scan0307 |
To Mr. Wheeler of Alum Foundry regarding the dimensions and supply of A.C.9 bearings for an urgent order.
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1020 To Mr. Wheeler (Alum Foundry). Rm/CTS.2/JH.12.11.38. A.C.9 Bearings. 8.11.38. With further reference to our memo. Rm/CTS.4/MH. This is to confirm that you will let us know when you hand over this…
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scan0308 |
Letter from Vandervell Products Ltd. regarding the return of tin-plated Clevite Intermediate Bearings.
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Rules 1020 VANDERVELL PRODUCTS LTD. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEGRAMS & CABLES: STEELBAK, LONDON. TELEPHONE: ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0309 |
Requesting production of intermediate bearings in AC.9 alloy following a 15,000-mile test.
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J1020 To HPS. from Rm/Swdl. Rm/Swdl.19/MH.22.11.38. BEARINGS. In view of the 15,000miles test on 8.B.V. in regard to the Vandervell main bearings whereby the front, centre and rear were in good…
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scan0310 |
Requesting the return of a half bearing to Vandervell Products Ltd.
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1020 To Hd/FC. from Rm/Swdl. c. D/BP. Rm/Swdl.18/MH.1.12.38. Will you please return the half bearing we hand you herewith to Mr. Johnson, Messrs. Vandervell Products Ltd., Western Avenue, Park Royal,…
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scan0311 |
Letter to Vandervell Products Ltd regarding the trial of main bearings for a larger diameter crank journal.
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1020 Experimental Dept. Rm/Swdl.7/MH. 2nd. December 1938. Mr. Johnson, Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sir, We are returning under separate cover, one…
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scan0312 |
Letter to Vandervell Products Ltd. regarding the production of specific engine main bearings and potential modifications.
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1020 Rml/R. 3rd December, 1938. - Johnson, Esq., Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Mr. Johnson, You will note, under separate cover, Mr. Swindall has written you…
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scan0313 |
Letter from Vandervell Products Ltd. acknowledging receipt of a letter from the Experimental Department.
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1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS MANUFACTURERS OF…
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scan0314 |
Letter from Vandervell Products Ltd. acknowledging a letter regarding Main Bearings with 2.75' bore.
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1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS HARD ROLLED BRONZE BUSHINGS…
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scan0315 |
Letter to Vandervell Products Ltd. regarding an oil leak issue attributed to grooved thrust washers, requesting plain Babbit-faced replacements.
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1020 Experimental Dept. Rm/Swdl.4/MH. 8th. December 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, We are getting rather…
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scan0316 |
Letter from Vandervell Products Ltd. concerning Main Bearings and a planned visit.
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VANDERVELL PRODUCTS Ltd. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER TELEGRAMS & CABLES: STEELBAK, LONDON. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT &…
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scan0317 |
Letter from Vandervell Products regarding oil leaks and the supply of new Main Bearing Crank Thrust Washer samples for testing.
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VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, G.A.VANDERVELL, M.P.FOSTER TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT &…
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scan0318 |
Letter to a supplier regarding an incorrect order fulfillment for thrust washers and bearings.
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1020. EXPERIMENTAL DEPARTMENT. Rm/Cwdl.14/JH. 12th. December. 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. For the attention of Mr. Johnson. Dear Sirs, Further to…
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scan0319 |
Requesting a summary of issues concerning Bentley bearings, particularly sinkage.
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1020. Mx. from Rm. Rm2/R.12.12.38. BENTLEY BEARINGS. Could you produce a rough resume of Bentley bearings indicating:- (1) Is the tendency to sinkage a constant with every series fitted with Aluminium…
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scan0320 |
Letter from Vandervell Products Ltd. regarding the dispatch of thrust washers and bearings.
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1020. Redee VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0321 |
Letter from Vandervell Products Ltd. regarding an order for 4 sets of Main Bearings to Layout No. L.1095.
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Rodeo 1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL…
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scan0322 |
Responding to questions about Bentley bearings.
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1020 To Rm... from Mx. Mx.3/N.13.12.38. BENTLEY BEARINGS. Replying to Rm2/R.12.12.38. Questions 1 and 2. There have been no recorded instances of sinkage or complaint of bearing slackness or 'thump'…
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scan0323 |
Letter from Vandervell Products Ltd. regarding the supply of vibration damper bushes.
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1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A. VANDERVELL, G.A. VANDERVELL, M.P. FOSTER TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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scan0324 |
Letter to Vandervell Products Ltd. requesting an arrangement drawing for an increased main journal size and confirming an order for more bushes.
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1020 EXPERIMENTAL DEPARTMENT. Rm/Cwdl.7/JH. 15th. December, 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. For the attention of Mr. Johnson. Dear Sirs, Further to your…
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scan0325 |
Letter from Vandervell Products Ltd. confirming manufacture of bearings and bushes.
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1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE…
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scan0326 |
Letter from Vandervell Products Ltd. enclosing Layout No. L.1118 for bearings for a 2 3/4' diameter shaft.
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1020 VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS MANUFACTURERS…
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scan0327 |
Letter to Vandervell Products Ltd. regarding modifications for thrust washers on an experimental journal crank engine.
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1020 Experimental Dept. Rm/Swdl.G/MH. 28th. December 1938. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, We thank you for your…
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scan0328 |
Letter from Vandervell Products Ltd. enclosing a blueprint of Layout No.L.1118 concerning a Thrust Washer.
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Files 1020a VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL, G. A. VANDERVELL, M. P. FOSTER TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS…
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scan0329 |
Blueprint for the installation of a centre main bearing in D2 Bimetal.
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3.443 DIA. COUNTER BORE 3.445 CASE & CAP. BOTH SIDES 3.432 O. DIA. WASHERS 3.442 2.930 I. DIA. 2.940 WASHERS 1.718 HALF 1.721 WASHER 1 45/64 38° .370 WASHERS .380 .390 MILL CAP .400 BOTH SIDES…
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scan0330 |
Letter from Vandervell Products regarding a revised blueprint for a Thrust Washer and arranging contact.
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1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C. A. VANDERVELL. G. A. VANDERVELL. M. P. FOSTER. TELEPHONE ACORN 2251/2. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED…
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