Rolls-Royce Archives
| Identifier | Entry | ||
| scan0371 | Comparison of intermediate bearing loads in Wraith III and Bentley 111 crankshafts. | ||
| View original record | SWDL (crossed out) (Horsfall) SP... (crossed out) Bearing General File BY (crossed out) C. Rm BY/E.G/G.5.12.38. 102 D COMPARISON OF INTERMEDIATE BEARING LOADS IN WRAITH 111 AND BENTLEY 111… | ||
| scan0372 | Analysis of engine running speeds, explosion pressures, and bearing loads, comparing Bentley and Wraith models. | ||
| View original record | - 2 - the critical speed) would be increased to a less degree if the balance weights were made of material of higher density. The distribution of the weights should, in any case, be revised. The… | ||
| scan0373 | Comparison of crankshaft bearing loads and pressures for Wraith III and B.III engines under various conditions. | ||
| View original record | BY/B.6/C.5.12.38. [Diagram showing crankshaft journals A-G and crank throws 1-6 with force vectors] Handwritten notes on diagram: small small 583 large 292 292 rotating 1312 + recipg 1014 =Total… | ||
| scan0374 | Experimental department report on the balancing of Peregrine crankshafts. | ||
| View original record | R.R. 306. ST. 74907/4/11/38. C.E. [STAMPED TEXT CROSSED OUT IN RED] 1020 EXPERIMENTAL DEPARTMENT REPORT. REFERENCE:— Lr/Lov/PLY.2/WJ.10.1.39. Subject of Report:— BALANCING OF PEREGRINE CRANKSHAFTS.… | ||
| scan0375 | Kestrel engine development tests concerning crankcase and bearing issues at Peregrine ratings. | ||
| View original record | Lp/Lov/Ply.2/WJ.10.1.39. DEVELOPMENT ON KESTRELS AT PEREGRINE RATINGS. Cracked crankcases were found on engines Exp.5 and Kestrel 8489, the cracks being in the centre main bearing panel - See photo… | ||
| scan0376 | Peregrine development engine tests, focusing on crankshaft balancing and main bearing performance. | ||
| View original record | - 2 - K.3377 was run for 50 hours on Peregrine rating for a fuel economy test, at the end of this the bearings were bad but this was thought to be due to the soft shaft. This shaft was balanced and… | ||
| scan0377 | Analysis of bearing wear following tests on balanced and unbalanced VCM crankshafts, with reference to load diagrams. | ||
| View original record | - 3 - 50 hours fuel economy with a balanced VCM shaft. - This test had not done any apparent damage to the bearings. With the unbalanced shaft the engine has done two 100 hour 100 octane rating… | ||
| scan0378 | Conclusion of a report on main bearing failures, comparing the effects of balanced versus unbalanced crankshafts. | ||
| View original record | - 4 - (3) Conclusion. In general the failures of main bearings occur at the end journals or on the thrust faces of the centre journal; the centre and intermediate journals carry the highest loads and… | ||
| scan0379 | The assumptions for calculating the bending of a Peregrine crankshaft. | ||
| View original record | APPENDIX. APPROXIMATE TREATMENT OF BENDING OF PEREGRINE CRANKSHAFT. Assumptions. For a first approximation, with criticism of the limitations imposed. (1) That the shaft is simply supported at the… | ||
| scan0380 | Calculations for bending moments, slope, and balance weight effects. | ||
| View original record | - 2 - B.M. at x from one end -EI d²y/dx² = F/2 x - F[x - l/2] where [ ]=0 if x < l/2 -EI dy/dx = Fx²/4 - F/2[x - l/2]² + A. so if x = l/2 ∴ A = - Fl²/16. -EI dy/dx = Fx²/4 - F/2[x - l/2]² - Fl²/16.… | ||
| scan0381 | Calculations for shaft bending, load distribution, and forces on bearings. | ||
| View original record | - 3 - Assuming that the shaft bends so that it is supported by the edge of the main bearings the c.g. will be 0.685 from bearing pt. on No.7. bearing, 3.738 from bearing pt. on No.6. bearing. * (3.738… | ||
| scan0382 | Analysis of engine loads and the effect of balance weights on them, with results presented in tables. | ||
| View original record | - 4 - RESULTS. (a) Without balance weights. At Explosion. 2600 2850 179 MEP. 206 179 206 Radial .00081 .00092 ( These are lower ( None of Tangential .000433 .00063 ( than for 2600 ( these is Resultant… | ||
| scan0383 | Calculations for beam deflection and reaction forces related to crankpin and balance weight loads on a journal. | ||
| View original record | - 5 - A further assumption which was included in the previous calculation is that torsion effects which tend to misalign the journal centres do not occur at the end throws. This is practically true… | ||
| scan0384 | Crankshaft analysis showing calculations for loads and slopes with and without balance weights. | ||
| View original record | - 6 - For crankpin load EI dy/dx = 0.87 F. For balance weight load EI dy/dx = 0.645 F dy/dx In line of web. 1.15 x 10^-7 F } for crank loads. 1/I " " " 5.98 x 10^-8 F } In " " " 8.53 x 10^-8 F. for… | ||
| scan0385 | Photograph documenting a cracked crankcase part after 207 hours of running time. | ||
| View original record | EXP.5. CRANKCASE E.43934 CRACKED ACROSS REAR OF BOSS FOR "B" SIDE MAIN BEARING CAP STUD NO.4. BEARING. TOTAL RUNNING TIME 207 HOURS. 27-9-34 to 3-4-35. KF6 | ||
| scan0386 | Photograph showing the condition of Kestrel engine main bearings after a development test. | ||
| View original record | KESTREL 4329 - CONDITION OF MAIN BEARINGS F.43615-20 IN R.R. (ALLISON) LEAD BRONZE AFTER 100 HR. DEVELOPMENT AT EAGLE 26 POWERS AND SPEEDS, WITH HARDENED UNBALANCED CRANKSHAFT. RUNNING TIME (18.3.37… | ||
| scan0387 | Condition of main bearings from Kestrel 4329 engine after 100 hours of development running at Tereghine rating. | ||
| View original record | UPPER HALVES - 1 to 7 - KESTREL 4329 - CONDITION OF MAIN BEARINGS R.43815-40, PARALLEL BORED., IN R.R. B2/1, AFTER 100 HR. DEVELOPMENT AT TEREGHINE RATING. TOTAL RUNNING - 122 1/2 HR. (1.8.37 to… | ||
| scan0388 | Photograph showing the condition of Peregrine No.1 engine's Nos.1 & 7 main bearings after a development test. | ||
| View original record | PEREGRINE NO.1. CONDITION OF NOS.1 & 7 MAIN BEARINGS E.48924/5 REJECTED AFTER 100 HOURS DEVELOPMENT TEST DECEMBER 1937. TOTAL RUNNING 163 HOURS (1.10.37 to 11.12.37.) 33-29 | ||
| scan0389 | Photograph showing the condition of Peregrine I.RH.S. main bearings after a 330-hour test run. | ||
| View original record | PEREGRINE I.RH.S. CONDITION OF MAIN BEARINGS AFTER 100 HOURS OVERLOAD ON DTD.404.E1 FUEL TO TEST SCHEDULE EX/EXP.MOD.S.II.NO. TOTAL RUNNING TIME OF BEARINGS - 330 HRS. <-- 1 TO 7 --> KF 17 [Text on… | ||
| scan0390 | Polar plot diagram illustrating the load on a centre main bearing, comparing balanced and unbalanced forces. | ||
| View original record | LOAD ON CENTRE MAIN BEARING 2850 RPM - 206 MEP UNBALANCED BALANCED SCALE 1"=2000 LBS. No. 1 4000 8000 10,000 11,000 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30… | ||
| scan0391 | Polar plot diagram showing the load on an end main bearing at 2850 RPM and 206 M.E.P. | ||
| View original record | LOAD ON END MAIN BEARING 2850 R.P.M 206 M.E.P UNBALANCED BALANCED SCALE 1" = 1000 LBS. No. 2 Scale Rings: 2000, 4000, 5000 Plot Point Numbers: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,… | ||
| scan0392 | Polar plot diagram illustrating the load on a journal due to a crank throw over one cycle at 2850 RPM. | ||
| View original record | 2850 R.P.M. 206 M.E.P LOAD ON JOURNAL DUE TO HALF ONE CRANK THROW FOR ONE CYCLE SHOWING THAT LOAD IS ON ONLY A SMALL PART OF JOURNAL. SCALE 1" = 1000 LBS No. 3 | ||
| scan0393 | Notes on a proposed scheme for 'Packard' type balance weights on a Phantom III crankshaft. | ||
| View original record | DI. Dg. Rm. 1020 BY/B.20/G.2.2.39. Bearing File General SPOONER. PHANTOM III CRANKSHAFT. NOTES REGARDING PROPOSED SCHEME (E.CD.284) FOR "PACKARD" TYPE BALANCE WEIGHTS, WITH WIDER INTERMEDIATE… | ||
| scan0394 | Crankshaft balancing, comparing the effectiveness of inner and outer intermediate bearings. | ||
| View original record | - 2 - BY/B.20/G.2.2.39. (2). Inner Intermediate Bearing E. The inner weight is too far away from this bearing, (and not in correct line), to balance Crank 4 effectively. Crank 5 is not balanced. (3).… | ||
| scan0395 | Comparison of various schemes of balance weights for the Wraith III engine crankshaft. | ||
| View original record | COPY. BY. DA. Rm. Rm/Spooner WRAITH III. COMPARISON OF VARIOUS SCHEMES OF BALANCE WEIGHTS. In the schedule below of existing and proposed schemes the balance masses are designated 1A, 1B, 2A, 2B,… | ||
| scan0396 | Analysis of bearing loads under various balance weight schemes, with calculations and conclusions. | ||
| View original record | - 2 - BY/B.S/G.29.12.38. | Scheme of Balance Weights Used. | Load on each of bearings below due to rotating masses only. (lbs). | Max'm. load on each of bearings below due to rotating and… | ||
| scan0397 | Comparison of two engine balancing schemes and their effects on bearings and critical speed. | ||
| View original record | - 3 - Effects on bearings. Comparing it with the R.R. system, Scheme (b) requires only 6 identical pieces against 8 pieces, (of two sizes) with the RR. system. Scheme (b) gives rather lighter loading… | ||
| scan0398 | Calculation of bearing loads for a 4 cylinder engine with a 3 ½' bore and 3 ¾' stroke. | ||
| View original record | { SWDC SPOONER } Bearing General File. Rm. o. BY. c. Da. c. Da/Jnr. BY/B.1/G.12.5.39. 1020 BEARING LOADS OF 4 CYLINDER ENGINE (3½" BORE x 3¾" STROKE). Crankshaft EB.4843 is used as regards balance… | ||
| scan0399 | Page of calculations for bearing pressures, inertia, and explosion loads, with a comparison to the Wraith III model. | ||
| View original record | - 2 - BY/B.1/G.12.5.39. Nett projected area after deducting radii and groove :- Of each of inter. and end bearings A, B, D or E = 2.5 x 1 = 2.5 sq/". Of centre bearing C = 2.5 x 1.5 = 3.75 sq/".… | ||
| scan0400 | Analysis of engine bearing pressures with suggested improvements and general notes on a 4-cylinder engine. | ||
| View original record | - 3 - Due to explosion pressure only (600 lbs/sq."). Bearing pressure on outer inter. bearing F = 4200/2.5 = 1680 lbs/sq.". Due to all inertia + explosion pressure. Bearing pressure on outer inter.… | ||
| scan0401 | Requesting a scheme for a 2.75 journal diameter crank and a design for housing rubbers for rocker cover nuts. | ||
| View original record | 1020 To By/Ald. from Rm/Swdl. Rm/Swdl.5/MM.2.1.39. Will you please scheme out for a 2.75 journal diameter crank on B.V. This will be used in conjunction with Vandervell bearings. We will instruct HPS.… | ||
| scan0402 | Order for two types of rocker bushes from the supplier Vandervells. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.4/MH.3.1.39. Will you please order from Vandervells the following:- (a) 48 EB.4509 rocker bushes (O/N. 52441). (b) 48 EB.4198 " " (O/N. 52479). Rm/Swdl, | ||
| scan0403 | Order for little end bushes and Metalastik couplings for a Bentley V trial. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.3/MH.14.1.39. Will you please order the following:- (1) 2 dozen little end bushes from Vandervells to their drawing B.2203. (2) 6 Metalastik couplings… | ||
| scan0404 | Prints for a rubber washer for the rocker cover on the Wraith III and Bentley II models. | ||
| View original record | Rm/Swdl. c. Rm. 1020 BY/Ald.9/G.19.1.39. SECTION 5050. WRAITH III and BENTLEY II. Please receive herewith two print of the following :- Ex.S.1377 Rubber Washer - Rocker Cover. 3 off. The above part… | ||
| scan0405 | Letter from the Experimental Dept. to Vandervell Products Ltd. regarding journal crank and thrust washer dimensions. | ||
| View original record | 1020 c. HPS. Experimental Dept. Rm/Swdl.7/MH. 20th. January, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, Regarding the… | ||
| scan0406 | Letter from Vandervell Products Ltd. regarding the supply of Thrust Washers and a Damper Flywheel Bush. | ||
| View original record | ng Files 1020 VANDERVELL PRODUCTS LTD. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL, M.P.FOSTER. TELEPHONE ACORN 2251/2. STEEL BACK BABBITT LINED BEARINGS MANUFACTURERS OF PRESSED… | ||
| scan0407 | Technical specifications for a Damper Flywheel Bush, part number B.2301. | ||
| View original record | VANDERVELL PRODUCTS LIMITED. RECOMMENDATION CUSTOMER'S COPY DUPLICATE COPY. FORM NO. VP 14. CUSTOMER: Rolls Royce PART NO.: B.2301 PART NAME: Damper Flywheel-bush MATERIAL: ALLOY V.F.Z. Bronze FIN.… | ||
| scan0408 | Test results of AC.9 main bearing material for Bentley 'M' Series chassis engines. | ||
| View original record | Spec lde 1020 BENTLEY CHASSIS - SECOND HALF OF 'M' SERIES. RE: PROPOSAL TO USE AC.9 AS A MAIN BEARING MATERIAL. It was agreed some time ago that we should fit six engines with AC.9 well before the… | ||
| scan0409 | Internal memorandum requesting the order of rubber washers with specific hardness requirements. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.4/MH.23.1.39. Will you please order rubber washers in accordance with the attached drawing ExS.1377. 6 to have a durometer hardness of 70-75. 6 " " " " "… | ||
| scan0410 | Letter to Vandervell Products Ltd. regarding the supply of thrust washers and the feasibility of producing grooved rocker bushes. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.10/WH. 27th. January, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. For the attention of Mr. Johnson. Dear Sirs, We thank you for your letter… | ||
| scan0411 | Letter from Vandervell Products Ltd. regarding the supply of Thrust Washers and Rocker Bushes. | ||
| 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… | ||
| scan0412 | Letter to Vandervell Products Ltd. discussing Clevite thrust washers, main bearings, and crankshaft dimensions. | ||
| View original record | 1020 EXPERIMENTAL DEPARTMENT. Rm/Cwdl.23/JH. 2nd. February, 1939. Messrs. Vandervell Products Ltd., Western Ave. Park Royal, LONDON.W.3. For the attention of Mr. Johnson. Dear Sirs, We thank you for… | ||
| scan0413 | Revisions to crankcase bolt tab positions and thrust washers. | ||
| View original record | -2- Rm/Swdl.23/JH. 2nd. February, 1939. of the crankcase bolts. It will therefore be necessary to revise the tab positions, but we do want to retain regular dimension of tabs together with… | ||
| scan0414 | Letter from Vandervell Products Ltd. confirming they are proceeding with alterations to Layout No. L.1108. | ||
| View original record | VANDERVELL PRODUCTS Ltd. TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. M.P.FOSTER. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED BABBITT & LEAD BRONZE BEARINGS Patented. WESTERN… | ||
| scan0415 | Letter from Vandervell Products Ltd. concerning special bearing material from America and requesting which of two enclosed layout prints are required for test samples. | ||
| View original record | 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… | ||
| scan0416 | Letter to Vandervell Products Ltd. discussing orders for bearings and engine journals. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.11/MH. 9th. February, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. G.A.Vandervell. Dear Sirs, We thank you… | ||
| scan0417 | Official order be placed with Vandervell Products Ltd. for special material bearings. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.5/MH.9.2.39. Will you please pass an official order to Vandervell Products Ltd. for the following special material bearings as ordered in our letter of the… | ||
| scan0418 | Letter from Vandervell Products Ltd. concerning the supply of three-layer bearings to specific layout numbers. | ||
| 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 BABBITT &… | ||
| scan0419 | Cover letter from Vandervell Products Ltd. regarding a blueprint for Rear Main Bearings. | ||
| 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… | ||
| scan0420 | Blueprint showing detailed specifications for various engine bearings. | ||
| View original record | BOTH ENDS 64x45°, 3/32 DIA. HOLE, 1/4 DIA. HOLE, A, 2.438 DIA. INSPECTION BLOCK, -REAR INTER U&L-, BLANK 3.900, SECTION AA, SCALE 2/1, BREAK EDGES, VAUXHALL BRG. NOS. 1044112 '4' '5' '6., BOTH ENDS… | ||
| scan0421 | The trial and testing of Hoyts whitemetal lined main bearings for potential production use. | ||
| View original record | 1020 RHO. c. HY. c. Hs. Rm/Swdl.S/G.14.2.39. HOYTS METAL MAIN BEARINGS. At the request of production two sets of Hoyts whitemetal lined main bearings have been fitted to our experimental units for… | ||
| scan0422 | Photograph and test results for Hoyt's Metal Main Bearings from a No.4 Test Bed Unit. | ||
| View original record | W.111 No.4 Test Bed Unit. Hoyt's Metal Main Bearings. Running time, full throttle - 18 hours 15 mins. Part throttle - 37 hours 25 mins. Total - 55 hours 40 mins. Oil Inlet of 100°C 4000 R.P.M. Please… | ||
| scan0423 | Letter from Vandervell Products Ltd. concerning the production status and a delay on an order for bearings. | ||
| 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-BRONZE… | ||
| scan0424 | New bearing material from the International Tin Research & Development Council, and the subsequent action to be taken. | ||
| View original record | 1020 Rm. Rm./Swdl. [crossed out] BY.6/G.2.3.39. Handwritten in pencil: we have suggested this to Tait Typed text: I attach hereto copy of letter received from International Tin Research & Development… | ||
| scan0425 | Letter from the International Tin Research & Development Council regarding a new bearing material. | ||
| View original record | COPY OF LETTER RECEIVED FROM :- INTERNATIONAL TIN RESEARCH & DEVELOPMENT COUNCIL, Fraser Road, Greenford, Middlesex. 27th. February 1939. R.W. Harvey-Bailey, Esq., Rolls-Royce Limited, DERBY. Dear Mr.… | ||
| scan0426 | Requesting an order for six Clevite-lined bushes from Vandervell Ltd as per drawing ExS.1283. | ||
| View original record | 1620. To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.4/MH.7.3.39. Will you please order 6 bushes in accordance with attached drawing ExS.1283, from Vandervell Ltd. The bush is lined with Clevite and has… | ||
| scan0427 | Cost file document comparing prices of whitemetal bearings and inlet valves. | ||
| View original record | 1020 + 1260 COPY FOR COST FILE. Typed 8.3.39. R.R. Whitemetal bearings 45/- per set. Vandervell W/M bearings 15/- per set. ________ R.R. - S.65 Inlet valves 4/8½d. each. S/SLV Motor Components valves… | ||
| scan0428 | Inspection and production release of Hoyt's Whitemetal main bearings. | ||
| View original record | 1020 also 4006. To RHC. from Rm/Swdl. c. By. c. By/NS. HOYT'S WHITEMETAL MAIN.BEARINGS. Further to our memo Rm/Swdl.5/G.14.2.39 regarding the above, Rm/IMW. has inspected the bearings in 8.B.V. after… | ||
| scan0429 | Requesting dimensional particulars for Hoyts white metal main bearings to enable the creation of production drawings. | ||
| View original record | 1020 To: RHC. c. to Rm/Swdl c. to BY/CS BY/NS.1/MG.14.3.39 HOYTS WHITE METAL MAIN BEARINGS Further to Memo Rm/Swdl.4/MH.10.3.39, would you kindly supply dimensional particulars to which the bearings… | ||
| scan0430 | Requesting an order for 12 modified rubber bushes based on drawing EXS.1529. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.2/MH.14.3.39. In accordance with our memo Rm/Swdl.4/MH.23.1.39, rubber bushes were ordered to EXS.1377. we have now modified the dimensions and would like… | ||
| scan0431 | Requesting a covering order for payment of thrust washers from Vandervell Products Ltd. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.8/MH.15.3.39. With reference to the memo G/WFH/CA.10/PS. 14.3.39, a covering order should be made to pay for the 10 thrust washers EXS.1342 as received… | ||
| scan0432 | New type Vandervell bearing for the B.60 unit No.4, which is planned to run for 15,000 miles. | ||
| View original record | 1020 Rm/Swdl. from Rm. Rm5/R.15.3.39. We hope that we shall be able to get the new type Vandervell bearing in B.60 unit No.4, which is going to run 15,000 miles. Rm. | ||
| scan0433 | Letter from the Experimental Department to Vandervell Products Ltd. detailing proposed dimensional modifications for rocker bush EB.4309. | ||
| View original record | 1020 c. By/CS. ɣ Experimental Dept. Rm/Swdl.2/MH. 25th. March, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, In… | ||
| scan0434 | Letter to Vandervell Products Ltd. regarding corrections to bush specifications. | ||
| View original record | Messrs. Vandervell Products Ltd. -2- 25th. March, 1939. Bush EB.4733. The error regarding the groove depth on this bush has been corrected to .790 diameter. Will you please mark up your print… | ||
| scan0435 | Letter from supplier Vandervell Products Ltd. regarding oil groove specifications for a Bush part. | ||
| View original record | 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… | ||
| scan0436 | Letter to Vandervell Products Ltd. regarding the groove dimension for rocker bush EB.4733. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.10/MH. 28th. March, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, We thank you for your… | ||
| scan0437 | Letter from Vandervell Products Ltd. regarding the oil groove in Rocker Bush Part No. EB.4733. | ||
| View original record | Pilas 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… | ||
| scan0438 | Letter to Vandervell Products Ltd confirming specifications for rocker bush groove dimensions and lengths. | ||
| View original record | c. By/CS. Rm/Swdl.7/WH. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Experimental Dept. 31st. March, 1939. For the attention of Mr. Johnson. Dear Sirs, In confirmation of… | ||
| scan0439 | Research abstract on the composition, properties, and failures of various engine bearing alloys. | ||
| View original record | 1020. I.A.E. AUTOMOBILE RESEARCH COMMITTEE Research Department, Great West Road, Brentford, Middx. No. 9317. Class 278, 57. April, 1939. Engine Bearings C.F. Smart, S.A.E. and A.S.M. Reprint,… | ||
| scan0440 | Article on the development and testing of new materials for high-duty bearings in Bentley and Rolls-Royce cars. | ||
| View original record | April 11, 1939. 373 The Motor FUNDAMENT OF RELIABILITY. The seven-bearing counter-balanced crankshaft of the Bentley engine. The bearings are fabricated in the new Derby-developed A.C.9 material which… | ||
| scan0441 | Article on the development of high-duty bearings and materials for Bentley engines. | ||
| View original record | The Motor 374 April 11, 1939. Developments in High-Duty Bearings. Contd. POWER ON THE BENCH. Graphs showing the output of various Bentley engines, indicating the great increase that has been obtained… | ||
| scan0442 | The development of high-duty bearings, detailing the limitations of existing alloys and the creation and success of the A.C.9 alloy. | ||
| View original record | April 11, 1939. 375 The Motor Contd. DEVELOPMENTS IN HIGH-DUTY BEARINGS in the dimensions of the existing cylinder block. In these circumstances it was found that white metal bearings, which had given… | ||
| scan0443 | Article detailing new high-speed aluminium alloy bearings and their performance compared to other bearing metals. | ||
| View original record | The Motor April 11, 1939. NEW BEARINGS for high speeds Silver-content white metal main bearing after 15,000 miles hard driving on 4¼ Bentley. Normal white metal main bearing after 15,000 miles on 4¼… | ||
| scan0444 | Magazine page from 'The Motor' featuring a car recognition quiz with eight numbered photographs. | ||
| View original record | April 11, 1939. The Motor. How Many Can You Recognise? A key to the makes shown here is given in the news pages. 1 2 3 4 5 D-10.065 6 7 8 Years ago a car enthusiast would be ashamed to admit he could… | ||
| scan0445 | Letter to Vandervell Products Ltd. concerning the trial of 3-layer main bearings and big end bearings. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.3/MH. 12th. April, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. For the attention of Mr. Johnson. Dear Sirs, Our endurance on the… | ||
| scan0446 | Letter to Vandervell Products Ltd. requesting a trial and costings for various quantities of 3-layer material bearings. | ||
| View original record | Messrs. Vandervell Products Ltd. -2- 12th. April, 1939. If possible, we should like 12 such bearings for trial and would be obliged if you could give us a cost figure on a production basis in… | ||
| scan0447 | Letter from Vandervell Products Ltd. acknowledging receipt of drawings and a prior letter. | ||
| 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… | ||
| scan0448 | Quotation from Vandervell Products Ltd. for 5,000 pairs of connecting rod bearings. | ||
| View original record | Pdee 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… | ||
| scan0449 | Letter to Vandervell Products Ltd. confirming an order for various types of bearings for experimental trial. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.9/MH. 25th. April, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, In confirmation of a discussion with Mr. Johnson we are… | ||
| scan0450 | 20-hour endurance test on 3 Layer Vandervell main bearings for the B.V. No.6 Unit. | ||
| View original record | 1020. To from HPS/RH. Rm. HPS. Rm HPS/RH.1/BA.25.4.39. B.V. No.6 Unit. 3 Layer Vandervell Bearings - Main. We attach hereto for reference photograph of the above main bearings after 20 hours endurance… | ||
| scan0451 | Photograph displaying 3 Layer Vandervell Main Bearings. | ||
| View original record | 3 Layer Vandervell Main Bearings. | ||
| scan0452 | Trial of Vandervell strip big end bearings and modifications to connecting rods. | ||
| View original record | 1020 To HPS. Rm/Swdl 6/ER 5.4.39. Big End Bearings - W.lll. and B.V. We wish to try some Vandervell strip big end bearings, housed in the connecting rods in accordance with the attached drawing - L.… | ||
| scan0453 | Order for various engine bearings from Vandervells Ltd. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. Roy/Les. Rm/Swdl.10/MH.25.4.39. Will you please order the following from Vandervells Ltd. (1) 2 sets of connecting rod bearings in their three layer material to L.1134.… | ||
| scan0454 | Attaching a photograph of Bentley V No.6 Big End Bearings after a 20-hour endurance test. | ||
| View original record | 1020 [redacted], from HPS/RH. c. Rm. [redacted] HPS/RH.1/PC.27.4.39. BENTLEY V No.6 BIG END BEARINGS. Piece No. EW 1749 - Mtl.A.C.9. Rm We attach hereto photograph of above bearings after 20 hours… | ||
| scan0455 | Photograph of big end bearings made from A.C.9 material. | ||
| View original record | BIG END BEARINGS in A.C.9. MATERIAL. | ||
| scan0456 | Request to calculate the main bearing loads for two 4-cylinder engines, similar to a previous 6-cylinder calculation. | ||
| View original record | 1020? By/Mr. Bower. Rm1/R.28.4.39. 4-Cyl. Engine Bearings. Could you run out the main bearing loads of the two 4-cyl. engines as schemed by Jnr. on the same lines as the 6-cyl. that you tackled… | ||
| scan0457 | Letter to Vandervell Products Ltd. regarding tri-metal main bearings, thrust washer dimensions, and an order for parts for comparative trials. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.7/MH. 2nd. May, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, Since receiving your letter of the 29th. with layout for the… | ||
| scan0458 | Page two of a letter to Vandervell Products Ltd. regarding spare parts for a car engine destined for abroad. | ||
| View original record | Vandervell Products Ltd. -2- 2nd. May, 1939. car into which this engine is fitted is going abroad, it is essential that we should have a set of spare intermediates to suit, and would be obliged if you… | ||
| scan0459 | Modification of crankcase housing bore dimensions for Vandervell main bearings. | ||
| View original record | 1020 To HPS. from Rm/Swdl. c. By/CS. c. Da/MCS. Rm/Swdl.C/MH.2.5.39. VANDERVELL MAIN BEARINGS. In order to use the above people's latest main bearing material we have to modify the crankcase housing… | ||
| scan0460 | Letter from Vandervell Products Ltd. regarding the supply of Tri-metal and Babbitt bearings and Thrust Washers. | ||
| 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 BABBITT &… | ||
| scan0461 | Incomplete set of bearings from Vandervells and instructions for ordering additional parts. | ||
| View original record | 1020 To Roy. from Rm/Swdl. c. Roy/Les. Rm/Swdl.3/MH.5.5.39. Further to our memo Rm/Swdl.10/MH.25.4.39 regarding bearings from Vandervells, we have received some bearings in accordance with item (3).… | ||
| scan0462 | Letter from supplier Vandervell Products Ltd. regarding the design and cost of rocker bushes for Bentley cars. | ||
| 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… | ||
| scan0463 | Page 2 of a letter from Vandervell Products Ltd. regarding the performance of 3 Layer Bearings. | ||
| View original record | Page 2. Continuation of Letter from VANDERVELL PRODUCTS LTD dated 5th May 1939. To W.A.Robotham Esq., Messrs Rolls Royce Ltd., be very pleased if you will inspect the same and let me have your… | ||
| scan0464 | Letter to Vandervell Products Ltd. regarding the return of twelve sample Rocker Bushes. | ||
| View original record | COPY OF LETTER FROM ROLLS ROYCE LIMITED. Derby. Roy/AW.32/IB. 2nd May, 1939. Messrs.Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Sirs, Re. Order No.87477. We acknowledge receipt of… | ||
| scan0465 | Letter from Vandervell Products Ltd. regarding Rocker Bushes Part No.EB.4309 and the return of samples. | ||
| View original record | COPY LETTER. FL/LT. 29th April, 1939. Messrs.Rolls Royce Ltd., DERBY. Dear Sirs, Your Reference:- Roy/AW.13/IB. Further to our letter of the 26th instant, regarding Rocker Bushes Part No.EB.4309, we… | ||
| scan0466 | Copy letter from Vandervell Products Limited acknowledging a report on Rocker Bushes and confirming further samples will be prepared. | ||
| View original record | COPY LETTER. FL/LT. 26th April, 1939. Messrs.Rolls Royce Ltd., DERBY. Dear Sirs, Your Reference:- Roy/AW.13/IB. We thank you for your letter of the 24th April enclosing report on Rocker Bushes Part… | ||
| scan0467 | Letter to Vandervell Products Ltd. regarding a report on Rocker Bushes and requesting a further, error-free sample. | ||
| View original record | COPY OF LETTER FROM ROLLS ROYCE LTD. Derby. Roy/AW.13/IB. 24th April, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Sirs, Re. Order No. 87477. Herewith our report… | ||
| scan0468 | First proof inspection report on Bush - Rockers from Vandervell Products Ltd., detailing dimensional errors and burrs. | ||
| View original record | COPY Mr.Collison. Makers - Vandervell Products Ltd., Mr.Wallis. Section - 5060. Mr.Suter.(Exp.Inspn.) First Proof. EB.4309. Bush - Rockers. Samples submitted show five dimensionally passable., the… | ||
| scan0469 | Letter from Vandervell Products Ltd. regarding a revised blueprint for Rocker Bush Part No. EB.4309 and sent samples. | ||
| View original record | COPY FL/LT. 21st April, 1939. Messrs.Rolls Royce Ltd., DERBY. Dear Sirs, Your Ref:- ROY/FS.19. We thank you for your letter of the 20th instant enclosing revised Blue Print of Rocker Bush Part… | ||
| scan0470 | Letter to Vandervell Products Ltd. enclosing a revised blueprint for a Rocker Bush and requesting the destruction of the old drawing. | ||
| View original record | COPY OF LETTER FROM ROLLS ROYCE LTD Derby. ROY/FS.19. 20th April, 1939. Messrs.Vandervell ProductsLtd., Western Avenue, W.3. Dear Sirs, We enclose herewith a revised blueprint of Rocker Bush EE.4309… | ||
| scan0471 | Letter from Vandervell Products Limited regarding the dispatch of samples for Rocker Bush Part No. EB.4309. | ||
| View original record | COPY FL/LT. 19th April, 1939. Messrs. Rolls Royce Ltd., DERBY. For the attention of the Purchase Dept. Dear Sirs, Please note that we are sending by post to-day, one dozen samples off the tools of… | ||
| scan0472 | Orders for piston rings, main bearings, and filters from various suppliers. | ||
| View original record | 1020, 1258, 159. To Roy. from Rm/Swdl. c. G/JWH. Rm/Swdl.8/MH.11.5.39. Will you please pass an official order to Hepworth & Grandage Ltd. for the following rings we have received for trial. 17 Piston… | ||
| scan0473 | Letter to G.A. Vandervell of Vandervell Products Ltd. regarding rejected bushes and engine testing. | ||
| View original record | 1020? Rm7/R. 13th May, 1939. G.A. Vandervell, Esq., Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Vandervell, Many thanks for your letter of the 5th instant. Apologies for… | ||
| scan0474 | Letter to Vandervell Products Ltd. regarding the performance of 'Clevite 10' little end bushes in experimental engines. | ||
| View original record | 1020 EXPERIMENTAL DEPARTMENT. Rm/Swdl.15/JH. 25th. May, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. Dear Sirs, As you know we have been trying some of your 'Clevite… | ||
| scan0475 | Letter from supplier Vandervell Products Ltd. regarding Clevite 10 Small End Bushes for experimental engines. | ||
| View original record | Poles 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… | ||
| scan0476 | Investigations and future fitting procedures for Little End Bushes (Vandervell type). | ||
| View original record | 1020 To HPS. c. to HPS/RH. Rm/Swdl.11/JH.9.6.39. Little End Bushes (Vandervell type), Regarding the slack which developed between the gudgeon pins and the above type of bushes on B.60 No.2. unit… | ||
| scan0477 | Modifications to engine bushes and rods, including material changes and design alterations. | ||
| View original record | -2- Rm/Swdl.11/JH.9.6.39. modification to finish the bore of the bush at the correct size. (5) They admit that some squash has taken place in the actual bush and in consequence are supplying us with a… | ||
| scan0478 | Urgent internal memo requesting the immediate order of main bearings from Vandervell Products Ltd. | ||
| View original record | 1020. To Roy/AW. from Rm/Swdl. c. G/JWH. Rm/Swdl.5/MH.14.6.39. URGENT. Will you please order immediately from Vandervell Products Ltd., 2 sets of 3-layer main bearings for the Alum unit in accordance… | ||
| scan0479 | Letter to Vandervell Products regarding issues with rocker bushes and the failure of experimental three-layer big end bearings. | ||
| View original record | 1020 Rm/Swdl.5/MH. 24th. June, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We have had the following request from Production in respect of the… | ||
| scan0480 | Letter to Vandervell Products Ltd. urging the completion and delivery of an order for main bearings. | ||
| View original record | Messrs. Vandervell Products Ltd. -2- 24th. June, 1939. Before concluding, we should be obliged if you would urge the completion of the two sets of 3-layer main bearings L.1070, i.e. 2.5 bore (Alum… | ||
| scan0481 | Telegram confirming the dispatch of lower bearings in response to a previous letter. | ||
| View original record | POST OFFICE TELEGRAM No. 1020. OFFICE STAMP: 0255 Prefix. Time handed in. Office of Origin and Service Instructions. Words. DERBY From: 346 5.35 LONDON T 15 To: 27JUN39 TS ROYCAR DERBY = Received… | ||
| scan0482 | Letter from Vandervell Products Ltd. concerning the supply and performance of bearings and bushes. | ||
| 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… | ||
| scan0483 | Letter from Vandervell Products Ltd. enclosing a blueprint for a Rocker Bush Part. | ||
| 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… | ||
| scan0484 | Complaint regarding the bore size of Vandervell rocker bushes for the B.V. and Wraith III models. | ||
| View original record | 1020 To By/NS. from Rm/Swdl. c. Les/AW. Rm/Swdl.3/MH.30.6.39. B.V. AND WRAITH III ROCKER BUSHES. Regarding the complaint that the Works cannot broach out the bore of the Vandervell rocker bushes… | ||
| scan0485 | Letter to Vandervell Products Ltd. discussing specifications and dimensions for sample rocker bushes. | ||
| View original record | 1020. Experimental Dept. Rm/Swdl.11/MH. 3rd. July, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, We thank you for your letter of the 30th. June, prior to… | ||
| scan0486 | Official order for Bentley V bonnet fasteners from Messrs. Amal Ltd. | ||
| View original record | 10026 To Les. c. to S/JWH. Rm/Ed.6/JH.4.7.39. BENTLEY V BONNET FASTENERS. Will you please forward an official order to Messrs. Amal Ltd. for four sets of latest pattern bonnet fasteners for B.V. and… | ||
| scan0487 | Invitation letter from Vandervell Products Ltd. to an informal gathering. | ||
| 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… | ||
| scan0488 | Letter to G.A. Vandervell confirming attendance at a meeting at the Queens Hotel and a change of travel plans. | ||
| View original record | 1020 Rm.3/MH. 12th. July, 1939. G.A.Vandervell, Esq., Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Vandervell, Thank you for your letter of July 11th. I shall be… | ||
| scan0489 | Letter to Vandervell Products Ltd. regarding the approval and new bore dimensions for Rocker Bush samples. | ||
| View original record | 1020 Experimental Dept. Rm/Swdl.5/MH. 18th. July, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, Regarding the 50 Rocker Bush samples you recently supplied… | ||
| scan0490 | Letter to G.A. Vandervell discussing the performance of three-layer and aluminium tin bearings. | ||
| View original record | 1020 Rm19/R. 20th July, 1939. G.A. Vandervell, Esq., Messrs. Vandervell Products Ltd., Western Avenue, PARK ROYAL, W.3. Dear Vandervell, This is a somewhat belated thank you for the very interesting… | ||
| scan0491 | Letter from Vandervell Products Ltd. regarding engine bearing performance and development. | ||
| 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… | ||
| scan0492 | Continuation of a letter from Vandervell Products Ltd to W.A. Robotham Esq. | ||
| View original record | Page 2. Continuation of letter from VANDERVELL PRODUCTS LTD. dated 22nd July 1939. To W.A.Robotham Esq., seem rather overbearing. I am looking forward to our meeting in Derby, when you can spare the… | ||
| scan0493 | Letter to Vandervell Products Ltd. inquiring about the delivery status of three-layer big end bearings. | ||
| View original record | 1020 Experimental Dept. Rm/CTS. 10/MH. 24th. July, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Sirs, The writer has been instructed to get in touch with you… | ||
| scan0494 | Post Office Telegram regarding the posting of 3 layer bearings. | ||
| View original record | Charges to pay 1020? RECEIVED POST OFFICE TELEGRAM C.T. SALT No. 387 OFFICE STAMP: CONFIRMATION DERBY 20/12 36 3.50 PM 3 37 Prefix. Time handed in. Office of Origin and Service Instructions. Words. m… | ||
| scan0495 | Letter from Vandervell Products Ltd. regarding the dispatch of 3-layer Big End Bearings. | ||
| 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… | ||
| scan0496 | Internal order request for main bearings and thrust washers from Vandervell Products Ltd. | ||
| View original record | 1020. To Les. from Rm/Swdl. c. G/JWH. Rm/Swdl.6/MH.22.8.39. O/N. 52482. Will you please order the following from Vandervell Products Ltd. (1) 3 sets of main bearings in Tri-metal in accordance with… | ||
| scan0497 | The calculation of bearing loads for a 3 bearing, 4 throw crankshaft in a 4-cylinder engine. | ||
| View original record | 1020A 111b Rm/TAS.9/JH.26.10.39. BEARING LOADS FOR A 3 BEARING 4 THROW CRANKSHAFT. The ensuing calculations have been made for a 12 H.P. 4 cylinder engine of known dimensions. Weights of the piston,… | ||
| scan0498 | Technical analysis of engine bearing loads and P.V. factors, comparing different balance configurations and a Bentley V engine. | ||
| View original record | -2- the centre bearing diagram this effect appears as kinks at about 20° and 200°. The main bearing diagrams were drawn initially with 79% of the rotating matter balanced. This meant that the webs and… | ||
| scan0499 | Page of engine data, including bore, stroke, weights, and bearing dimensions. | ||
| View original record | -3- Rm/TAS.9/JH.26.10.39. Engine Data Cont'd. Bore 2.735" Stroke 3.75" Connecting rod length 7.25" r.p.m. 4500 Assumed weight of piston,rings gudgeon pin and little end 1.10 lbs. Assumed weight of big… | ||
| scan0500 | Data sheet detailing performance calculations and comparisons for engine main bearings. | ||
| View original record | -4- Rm/TAS.9/JH.26.10.39. MAIN BEARINGS. Bentley V figures 12 HP. 4 Cyl. from By/B.6/G. 5.12.38. Peripheral speed at journal at 4500 r.p.m. 39.3 ft/sec. 38.22 ft/sec. " " " " " 3500 r.p.m. 30.5… | ||
| scan0501 | Comparison of maximum pressures on Big End Bearings for a 12 HP engine and a Bentley V engine. | ||
| View original record | -5- Rm/TAS.9/JH.26.10.39. BIG END BEARINGS. 12 H.P.4 cyl. B.V. Figures from By/B.6/G. 5.12.38. Max. pressure on 12 H.P. bearing at 4500 r.p.m. 1500 lb/in.2 " " " Bentley V " " 4250 r.p.m. 1750 lb/in.2… | ||
| scan0502 | Loading diagram for the outer main bearing of a 12 HP 4-cylinder engine, detailing gas pressure and inertia at 4500 RPM. | ||
| View original record | 12 HP. 4 CYL. OUTER MAIN BEARING LOADING DIAGRAM TDC ON NOS. 1, 4 CYLS. DIAGRAM FOR GAS PRESSURE AND INERTIA AT 4500 RPM 79% ROTATING MASSES BALANCED BORE 2.735" STROKE 3.75" CONN. ROD LENGTH 7.25" WT… | ||
| scan0503 | Centre main bearing loading diagram for a 12HP 4-cylinder engine, showing gas pressure and inertia at 4500 RPM. | ||
| View original record | 12 HP 4 CYL. CENTRE MAIN BEARING LOADING DIAGRAM. TDC ON Nos. 2,3 CYLS. DIAGRAM FOR GAS PRESSURE AND INERTIA AT 4500 RPM. SOLID LINE: 79 % ROTATING MASSES BALANCED DASHED LINE: 90 % ROTATING MASSES… | ||
| scan0504 | Blueprint showing crank pin loading diagrams comparing a 4 1/4 Bentley and a 12 HP 4-cylinder engine. | ||
| View original record | Title: CRANK PIN LOADING DIAGRAMS. Top of Diagram: TDC Bottom of Diagram: BDC Left Y-Axis Label: LB/SQ. IN. OF PROJECTED BEARING AREA Right Y-Axis Label: LB/IN2 Engine Comparison: 4 1/4 BENTLEY @ 4250… | ||
| scan0505 | Letter to Vandervell Products Ltd. regarding mislaid drawings for three-layer bearings for Aero work. | ||
| View original record | 1020 Rm/CTS.12/JH. 6th. November, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. Dear Sirs, Our Mr. Swindall with whom you have been working on three layer bearings,… | ||
| scan0506 | The main bearing loading for a flat 12-cylinder engine. | ||
| View original record | 10204 111b Rm/TAS.8/JH.16.11.39. Main bearing loading on a flat 12 cylinder Engine. The attached polar loading diagrams have been drawn for a flat 12 cylinder engine using Phantom III size and type… | ||
| scan0507 | Comparison of centre bearing loads and performance factors for flat, V-type, and Phantom III engines. | ||
| View original record | -2- RM/TAS.8/JH.16.11.39. In connection with the high bearing loads in every case, it should be noted that due to the forked rods on each crank pin there is a constant rotating force of 3630 lbs.… | ||
| scan0508 | Specification sheet detailing engine data, including firing order, dimensions, and component weights. | ||
| View original record | -3- Rm/TAS.8/JH.16.11.39. Engine data. Firing order A 1 4 2 6 3 5 B 2 6 3 5 1 4 Bore 3½" Stroke 4½" Conn. rod / Crank = 4.08 Weight of piston, rings and gudgeon pin. 1.61 lbs. Connecting rod weight.… | ||
| scan0509 | Appendix comparing the 'orthodox' and 'Bower' methods for calculating loading on crankshaft bearings. | ||
| View original record | -4- Appendix. The foregoing polar diagrams were obtained by the orthodox method of dividing the forces at each cylinder equally between each adjacent bearing. Since this is essentially an approximate… | ||
| scan0510 | Comparison of centre journal loads for a Flat 12 cylinder engine and a 60° V 12 cylinder engine. | ||
| View original record | COMPARISON OF CENTRE JOURNAL LOADS FOR A FLAT 12 CYL. ENGINE. SHOWN THUS ______ AND A 60° V 12 CYL. ENGINE. SHOWN THUS - - - - LBS. BORE 3½ STROKE 4½ CONN. ROD CRANK 4.08 BEARING DIMENSIONS 2.75" dia… | ||
| scan0511 | Polar plot diagram showing the load on the centre journal 'D' of a flat 12-cylinder engine at 3500 RPM. | ||
| View original record | FLAT 12 CYL. ENGINE LOAD ON CENTRE JOURNAL D @ 3500 R.P.M. O GIVES MAGNITUDE & DIRECTION OF THE LOAD WHEN No1 PISTON IS ON FIRING T.D.C. BORE 3 1/2" STROKE 4 1/2" CONN. ROD / CRANK 4.08 CONN. ROD… | ||
| scan0512 | Polar plot diagram of the load on intermediate journals for a flat 12-cylinder engine at 3500 RPM. | ||
| View original record | FLAT 12 CYL. ENGINE - LOAD ON INTERMEDIATE JOURNALS B.C.E.F. @ 3500 R.P.M JOURNAL B - O JOURNAL C - [red dot symbol] JOURNAL E - O JOURNAL F - [red dot symbol] GIVES MAGNITUDE & DIRECTION OF LOAD WHEN… | ||
| scan0513 | Polar plot diagram showing load magnitude and direction on the end journals of a flat 12-cylinder engine at 3500 RPM. | ||
| View original record | FLAT 12 CYL. ENGINE - LOAD ON END JOURNALS A-G @ 3500 RPM JOURNAL A - O GIVES MAGNITUDE & DIRECTION OF LOAD WHEN N.1 PISTON IS ON FIRING T.D.C. JOURNAL G - N.6 BORE 3 1/2 STROKE 4 1/2 CONN.ROD 4.08… | ||
| scan0514 | Polar diagram showing the load on the end journals of a flat 12-cylinder engine at 3500 R.P.M. | ||
| View original record | FLAT 12 CYL. ENGINE - LOAD ON END JOURNALS A-G @ 3500 R.P.M. LBS. DIAGRAMS PLOTTED FOR MAGNITUDE ONLY ON A CRANK ANGLE POLAR DIAGRAM. THE DIAGRAM SHOWN THUS - - - - - IS OBTAINED BY DIVIDING THE… | ||
| scan0515 | Diagram showing the load on end journals for a flat 12-cylinder engine at 3500 RPM. | ||
| View original record | FLAT 12 CYL. ENGINE - LOAD ON END JOURNALS A.G. @ 3500 R.P.M THIS DIAGRAM HAS BEEN OBTAINED FOR JOURNALS A-G BY ASSUMING ALL THE FORCES AT EACH CYLINDER TO ACT AT THE C.G OF THE CRANK PIN, AND USING… | ||
| scan0516 | Order be sent to Vandervell Products Ltd. for half bearings. | ||
| View original record | 1020 To Les. c. to G/JWH. Rm/CTS.5/JH.18.11.39. Will you please send an order to :- Vandervell Products Ltd., Western Avenue, Park Royal, LONDON. to cover - 28 half bearings to their drawing L.1134.… | ||
| scan0517 | Letter to Vandervell Products Ltd. requesting the supply of big end bearings in Trimetal. | ||
| View original record | 1020 Rm/CTS.4/JH. 18th. November, 1939. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. Dear Sirs, We would like you to supply the following big end bearings in Trimetal 28… | ||
| scan0518 | Letter to Vandervell Products Ltd. querying the need for special thrust washers for the B.50 engine. | ||
| View original record | 1020 Rm/CTS.15/JH. 30th. November, 1939. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. Dear Sirs, With reference to your letter ref. JHT/LT. dated 23rd. November. Referring to your… | ||
| scan0519 | Requesting a quotation for manufacturing special thrust washers and big ends on a production basis. | ||
| View original record | 1620 To Les. Rm/CTS.9/JH.7.12.39. With reference to the quotation contained in JHT/LT. letter from Vandervell Ltd. We suggest that you should obtain a quotation for necessary tools etc. to manufacture… | ||
| scan0520 | Letter to Vandervell Products Ltd. regarding tests on bearings for the Merlin engine. | ||
| View original record | 1020a Rm.6/MH. 13th. December, 1939. G.A.Vandervell, Esq., Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON, W.3. Dear Vandervell, I am still hammering our people about running… | ||
| scan0521 | Letter to Vandervell Products Ltd. regarding drawings for a connecting rod, bush, and tri-metal bearings. | ||
| View original record | File 1020 1st. January. 1940. Rm/CTS.1/BA. Messrs. Vandervell Products Ltd. Western Avenue. Park Royal London.W.3. Dear Sirs, We are enclosing for your attention, the following drawings :- RE.122/3… | ||
| scan0522 | Message arranging a meeting to discuss aero engine bearings. | ||
| View original record | 1020 1.1.40. JOHNSON. STEELBAK LONDON. CAN YOU COME UP AND DISCUSS AERO ENGINE BEARINGS ON WEDNESDAY NEXT. Robotham. W A Robotham | ||
| scan0523 | Order for big end bearings and small end bushes from Vandervell Products Ltd. | ||
| View original record | 1020. To Les. c. to G/JWH. Rm/CTS.14/JH.15.1.40. Will you please send an order to Vandervell Products Ltd., Western Avenue, park Royal.W.3., to cover - 18 big end bearings (36 halves). 18 Small end… | ||
| scan0524 | Letter to Vandervell Products Ltd. regarding drawings, ordering bearings and bushes, and requesting delivery dates for outstanding parts. | ||
| View original record | 1020 EXPERIMENTAL DEPARTMENT. Rm/CTS.15/JH. 15th. January, 1940. The Vandervell Products Ltd., Western Avenue, Park Royal, LONDON.W.3. Dear Sirs, Your reference FL.RM. We thank you for your letter… | ||
| scan0525 | Letter to a supplier clarifying part numbers for various engine bushes and bearings before placing a new order. | ||
| View original record | 1020. Rm/CTS.8/JH. 16th. January, 1940. Messrs. Vandervell Ltd., Western Avenue, Park Royal, LONDON.W.3. For the attention of Mr. Johnson. Dear Sirs, With reference to camshaft bearings, rocker… | ||
| scan0526 | Typed letter requesting early consideration for stock-taking of available material and ordering of new parts. | ||
| View original record | -2- Rm/CTS.8/JH. 16th. January, 1940. We will be obliged if you will give this matter your early consideration as we wish to take stock of available material and order new where required. Any other… | ||
| scan0527 | Letter to Vandervell Products Ltd. regarding the cost of big end bearings and standardising material thickness. | ||
| View original record | 1020 RM/CTS.3/JH. 26th. January, 1940. Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Dear Sirs, With reference to the big end bearings we have been using in your material. You have quoted… | ||
| scan0528 | Letter to Vandervell Products Ltd. concerning modifications to crankpin and connecting rod dimensions. | ||
| View original record | File Rm/CTS.1/BA. 9th., February, 1940. Messrs. Vandervell Products Ltd. Western Avenue, Park Royal. W.3. Attention of Mr. G.A.Vandervell. Dear Sir, L. 1020 Confirming our telephone conversation of… | ||
| scan0529 | Letter requesting three prints of new drawings for Connecting Rods to avoid production delays. | ||
| View original record | - 2 - At the present time, we have Conn. Rods on the machines which will be held up until we receive your new drawings and it would, therefore, help us considerably to have your new prints as soon as… | ||
| scan0530 | Letter to Vandervell Products, Ltd. regarding the requirement for bearings to suit original crank pin dimensions. | ||
| View original record | 1020 Rm/CTS.S/ML. Feb: 14th. 1940. Messrs. Vandervell Products,Ltd., Western Avenue, Park Royal. W.3. Dear Sirs, In reply to your letter ref: FL/LP dated 13th. February. The bearings in question are… | ||
| scan0531 | Letter to Vandervell Products Ltd. regarding progress on thin-layer and three-layer bearings. | ||
| View original record | 1020 Rm.9/MB. 28th. Feb: 1940. G.A.Vandervell, Esq., Messrs Vandervell Products. Ltd., Western Ave., Park Royal, London. W.3. Dear Vandervell, I would be glad if you would keep me in touch with the… | ||
| scan0532 | Wellworthy booklet on A.C.9. bearings, stating there are no technical comments to offer. | ||
| View original record | Wn. Rm.2/ML.29.2.40. A.C.9. bearings. Herewith the Wellworthy booklet on We have no technical comments to offer upon the matter contained therein. Rm. | ||
| scan0533 | Letter to Vandervell Products Ltd. requesting a delivery date for big-end bearings needed for a test programme. | ||
| View original record | 1020 Experimental Dept., Rm.14/ML. 29th. Feb: 1940. Messrs Vandervell Products. Ltd., Western Avenue, Park Royal, London. W 3. Dear Sirs, With reference to the big-end bearings which you have in hand… | ||
| scan0534 | Request for an update on bearing development and for a report on the standardised Merlin engine bearing. | ||
| View original record | 1020 Lr/Psn. Rm.9/ML.29.2.40. I would be glad if you would keep me in touch with all the development work you are doing on bearings, and we will let you have the figures we are getting on our own job.… | ||
| scan0535 | Cover note for notes on bearings left by Rod Banks. | ||
| View original record | 1020. file E. c. Wd. c. Lr/Pen. c. HL/Whitehead. Rm.10/IL.29.2.40. Here are some notes which Rod Banks left us, on Bearings. Rm. | ||
| scan0536 | Extract from a letter to Mr. Rod Banks detailing the process and benefits of lead-plating copper bearings. | ||
| View original record | EXTRACT FROM A LETTER DATED DECEMBER 14th. 1939. to Mr. ROD BANKS. I am highly in favour of your lead-plated copper lead bearings. But why only .0005 of lead? We use up to .002 of lead with great… | ||
| scan0537 | Procedure for lead plating, detailing the chemical composition and process parameters. | ||
| View original record | - 2 - as that of the bearing. The anode is kept perpendicular to the surface of the solution - or wrapped in cheese cloth. The anode is discarded when it's diameter is less than ¼". Anodes are kept… | ||
| scan0538 | Procedure for the preparation and application of an indium plating solution for bearings. | ||
| View original record | - 3 - After lead plating the lead anode is removed and the bearing rinsed in cold water, soaked in a 5% solution of sodium cyanide for at least 5 minutes and rinsed again in cold water. The lead… | ||
| scan0539 | Description of the indium plating and baking process for bearings. | ||
| View original record | - 4 - The anode is cylindrical gauge "crucible platinum" - 3/8" diameter and 3" long. After plating with indium, the bearings are rinsed in the indium recovery tank and cold water. "Contents of the… | ||
| scan0540 | Letter from Vandervell Products Ltd. regarding the production and dispatch timeline for Big End Bearings. | ||
| 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… | ||
| scan0541 | Letter to Vandervell Products Ltd. regarding requirements for bearings for further development work. | ||
| View original record | 1020 Experimental Dept., Rm/CTS.7/ML. 16.3.40. Messrs Vandervell Products.Ltd., Western Avenue, Park Royal, London.W.3. for the attention of Mr. Vandervell. Dear Sir, We send you herewith particulars… | ||
| scan0542 | List of Vandervell bearings with corresponding quantities and drawing numbers. | ||
| View original record | VANDERVELL BEARINGS. MAIN BEARINGS TO DRG L.1118. REAR TOP 12 LOWER 12 FRONT TOP 12 LOWER 12 CENTRE TOP 12 LOWER 12 INTER TOP 48 LOWER 48 THRUST WASHERS TO DRG.L.1118 TOP 24 LOWER 24 BIG ENDS TO… | ||
| scan0543 | Letter from Vandervell Products Ltd. acknowledging receipt of an enquiry for bearings. | ||
| 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 BABBITT &… | ||
| scan0544 | Request to issue a covering order to Vandervell Products Ltd for a list of bearings and bushes. | ||
| View original record | 1020. To Roy. c.c. to G/JWH. Rm/CTS.6/JH.28.9.40. Will you please issue a covering order to Vandervell Products Ltd., Western Ave., Park Royal. W.3. The order to cover the following bearings :- Main… | ||
| scan0545 | Publication on Fafnir Mechani-Seal bearings and their potential advantages for chassis use. | ||
| View original record | Rm....from BY. 1020 BY.21/HR.29.3.40.. re FAFNIR MECHANI-SEAL BEARINGS. ------------------------------ Attached is a copy of a publication issued by the Fafnir Co., which contains a description of a… | ||
| scan0546 | 'Fafnir Mechani-Seal Bearings' and an attached description from 'The Dragon' publication. | ||
| View original record | To:- By/SB. E/TGD.1/MLH.15.3.40 By/SB.10/HR.27.1.40 "Fafnir Mechani-Seal Bearings" The attached copy of "The Dragon" contains, on pages 8 and 9, a description of the above bearing. Is this what you… | ||
| scan0547 | Front and back cover of 'The Dragon', a Fafnir publication about ball bearings. | ||
| View original record | The BIRTH of a BEARING Is A Big Event! The father of a few children who amount to something has done mankind a greater service than the father of thirteen, if he aims most of his brood toward reform… | ||
| scan0548 | Promotional brochure for Fafnir Ball Bearings, detailing their product line, applications, and US sales and distribution network. | ||
| View original record | Printed Proof of the "Balanced Line" FAFNIRS FOR FANS Ball Bearing Design for Conveyor Applications FAFNIR LINESHAFT BOXES PLAIN BEARING MOTORS Saved Fafnir FAFNIR BALL BEARING RUBBER PILLOW BLOCKS… | ||
| scan0549 | Two pages from 'The Dragon' magazine by Fafnir Bearings, detailing contents for the November issue and an article on bearing applications. | ||
| View original record | The DRAGON Vol. XXII No. 4 NOVEMBER-CONTENTS ROMANIAN PANORAMA — A few refreshing glimpses into that strange, beautiful country tucked away on Europe’s eastern boundary. Anglicized to “Rumania,” map… | ||
| scan0550 | Feature on a Fafnir-Cleveland spindle mounting using Super-Precision Fafnir Duplex Ball Bearings in a Cleveland Single Spindle Automatic machine. | ||
| View original record | Mariora, a Native of Romania . . . spins the wool for her wedding gown. Peasant girls begin at thirteen to fill their marriage chests with costumes and household goods which they spin, weave and… | ||
| scan0551 | Two-page spread from 'The Dragon', a publication by The Fafnir Bearing Company, detailing the use and benefits of their ball bearings in machinery. | ||
| View original record | Page 14: sible the “tuning up” of feeds while the job is in production. The stock-feed is unique in that the tube support is mounted on a Fafnir Ball Bearing assembly which permits smooth operation at… | ||
| scan0552 | Article from 'The Dragon' publication describing the spindle mounting of the Cleveland Single Spindle Automatic machine tool. | ||
| View original record | The DRAGON Unique Wide-Range Work-Head Spindle Mounting Perfected 74 Fafnirs in New Cleveland Single Spindle Automatic WHEN THE ORIGINAL purchase of a large machine tool (such as an automatic screw… | ||
| scan0553 | Instructions for mounting standard radial type ball bearings. | ||
| View original record | PAGE 2 Romanian peasant house with four-sided roof, showing escape-holes for smoke. the ceremonial spoonful of preserved fruit which polite people offer to their guests. After the World War the… | ||
| scan0554 | Page from the 'Dragonettes' publication featuring articles on ball bearing retainers and Romanian culture. | ||
| View original record | DRAGONETTES Vol. XXII No. 4 NEW OIL-IMPREGNATED RETAINER The Fafnir Bearing Company has recently developed, for specialized applications under unusual operating conditions, ball bearings incorporating… | ||
| scan0555 | Article from 'The Dragon' publication on an Air Draw Furnace using Fafnir Cylindrical Cartridges in a recirculating tempering unit. | ||
| View original record | The DRAGON Air Draw Furnace Emphasizes Positive Control Fafnir Cylindrical Cartridges Employed In Eclipse Recirculating Tempering Unit THE MAKING of steel is a science in itself. In fact, one step… | ||
| scan0556 | Article announcing the development of the Fafnir New Mechanical Seal for bearings, with a related piece on its application in a furnace. | ||
| View original record | The DRAGON Fafnir Develops New Mechanical Seal Absolute Protection Provided for Bearings Incorporating It THOSE ACQUAINTED with the problems of machine design know that ball bearing manufacturers have… | ||
| scan0557 | Article detailing the use of Fafnir bearings in the Rolloplane and Octopus amusement park rides. | ||
| View original record | The Rolloplane—excitingly new in performance. Thrilling Amusement Rides Operate On Fafnirs Each car of the Rolloplane rotates on two Fafnirs. Ease-of-Assembly feature of Flange Cartridge Causes… | ||
| scan0558 | Letter to Vandervell Products Ltd. inquiring about producing flange bearings similar to American samples. | ||
| View original record | 1020 Rm.6/ML. 6.4.40. G.A.Vandervell,Esq., Vandervell Products Ltd., Western Ave., Park Royal, London.W.3. Dear Vandervell, One of our people has just returned from America and brought over some… | ||
| scan0559 | Letter from Vandervell Products Ltd. discussing the use of washers in preference to flanged bearings. | ||
| View original record | 1020 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… | ||
| scan0560 | Letter from C.A. Vandervell regarding developments in America about tool charges. | ||
| View original record | with less costly tool charges could be adopted. When I was last in America something was being done in this direction, but it was then only in its infancy and to the time of writing I have heard… | ||
| scan0561 | Letter to Vandervell Products Ltd discussing washers and flange bearings. | ||
| View original record | 1020 Rm.S1/ML. 15.4.40. G.Vandervell,Esq., Vandervell Products.Ltd., Western Av., Park Royal.W.3. Dear Vandervell, Thank you for your letter of April 10th. We are just trying out the washers having an… | ||
| scan0562 | Notes from a visit to Cadillac on April 16, 1940, comparing designs for shutters, radiator caps, and Morse chains. | ||
| View original record | CAR Bearings Several FILE 1020 Serial No.102. Rolls-Royce, Ltd. Derby, England. Hm. Shutters. Seaholm considers shutters better than bypass thermostats on a Vee engine in which unbalance between two… | ||
| scan0563 | Technical report on American car engine components and balancing techniques. | ||
| View original record | Rm - 2. Serial No.102. OY.3/D/Apr.25.40. by Cadillac for several years, It was introduced to get rid of thrashing and breakage in the event of severe torsional periods. Breakage of such a chain… | ||
| scan0564 | Engine bore wear, comparing oil consumption data for standard and porous castings over mileage. | ||
| View original record | Rm - 3. Serial No.102. OY.3/D/Apr.25.40. Anyhow, the balancing is a final trueing in the flywheel plane only. Bore Wear. (Discussion with Gordon and Byron Ellis). Briefly: Standard gray iron bores of… | ||
| scan0565 | Engine component materials and design, with notes on Cadillac and Ford practices. | ||
| View original record | Rm - 4. Serial No.102. Or.3/D/Apr.25.40. Their latest Feroxed Perfect Circle ring makes bore wear measurements an "exact science". These rings are flat honed on the faces to permit free motion in the… | ||
| scan0566 | Technical note on Cadillac and Buick bearing materials and ignition spark plugs. | ||
| View original record | Rm - 5. Serial No.102. OY.3/D/Apr.25.40. Bearings. Cadillac propose to use in 1941 and Buick this summer, Moraine Products whitemetalled sintered copper-nickel bearing shells. Have not seen these, but… | ||
| scan0567 | Ignition troubles, comparing A.C. spark plug insulator materials and discussing developments for Cadillac and Chevrolet. | ||
| View original record | Rm - 6. Serial No.102. OY.3/D/pr.25.40. on the ignition trouble caused by lead, but that now A.C. are getting results. The A.C. insulator material (Siemens - A.C. - Sphinx aluminum oxide base) is… | ||
| scan0568 | Letter from a supplier confirming the dispatch of bushes and providing an update on an outstanding order. | ||
| 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… | ||
| scan0569 | Follow-up memo regarding an invoice for bearings and bushes received from Messrs. Vandervell. | ||
| View original record | Rm/CTS. File Vandervell Brgs 1020 Les/FS.4/P.18.6.40. On the 15th ultimo, under ref. Les/FS.5. we wrote you enquiring as to whether the price of £12, covering Bearings and Bushes received from Messrs.… | ||
| scan0570 | Listing outstanding chassis engine bearings from Vandervell Products Ltd. | ||
| View original record | 1020 HPS/W.Butterworth from Rm/CTS. Rm/CTS.8/JMS.18.6.40. B E A R I N G S. (Chassis engine.) The following bearings are outstanding to Vandervell Products Ltd., Western Avenue, Park Royal, W.3. Main… | ||
| scan0571 | Payment approval for an invoice for Big End Bearings, Small End Bushes and tooling costs. | ||
| View original record | FILE UNDER BEARINGS . 1020 To Rm/CTS. Les/FS.3/B.5.7.40. NoL. 1164 . 1 3/4 Pin Big Ends Your requisition Rm/CTS.14/JH. dated 6th January last, instructed us to order from Vandervell Products Ltd., 18… | ||
| scan0572 | Short typed message to Johnson regarding a visit to Derby. | ||
| View original record | Vandervell 1020 8.7.40. JOHNSON. SOUTH 3075 BIRMINGHAM. PLEASE LET ME KNOW WHEN YOU ARE COMING TO DERBY. ROBOTHAM. ROYCAR. | ||
| scan0573 | Investigation into the Merlin main pressure lubrication system, including bearing material development and comparisons with Bentley systems. | ||
| View original record | Rm. from Rm/TAS. Original in MERLIN file Rm/TAS.I/ML.22.7.40 MERLIN MAIN PRESSURE LUBRICATION. The following investigation is divided into four parts :- 1. A comparison between Merlin and Bentley… | ||
| scan0574 | Comparison of engine bearing and lubrication schemes for the Kestrel, Merlin, and Bentley models. | ||
| View original record | Cont'd. - 2 - Rm/TAS.I/ML.22.7.40 Furthermore, the Kestrel scheme resembled the successful scheme finally used on the 4¼ litre Bentley. The Kestrel scheme was apparently successful and the Merlin is… | ||
| scan0575 | Comparison of Merlin and Bentley engine lubrication systems, bearing data, and failure rates. | ||
| View original record | - 3 - Cont'd. Rm/TAS.I/ML.22.7.40. Total bearing perimeter. Discharge from oil pump under load. Maximum pressure due to gas and inertia. B/AC Main oil pressure. Merlin 189.3" pts/hr 3800 @ r.p.m.… | ||
| scan0576 | Analysis of big-end and main bearing failures, considering factors like oil flow, aeration, bearing types, and engine test conditions. | ||
| View original record | - 4 - Cont'd. Rm/TAS.I/ML.22.7.40. Lr/GWH who compiled these records states that failure can occur on any big-end bearing and is generally due to the high inertia force of the oil preventing flow to… | ||
| scan0577 | Bearing lubrication, proposing an improved position for the oil feed hole to optimize performance under load. | ||
| View original record | Cont'd. - 5 - Rm/TAS.I/ML.22.7.40. We would suggest that for the maximum loads indicated, the maximum oil pressures in the bearing will be roughly as seen below. MAX BEARING LOAD MAX OIL PRESSURE B A… | ||
| scan0578 | The development and testing of various main bearing alloys, focusing on anti-seizing and fatigue properties. | ||
| View original record | To E. c. Lr. c. Bn. c. Lf/Lov. c. Hl/EJW. c. Lr/LBH. COPY. Lf/AT.2/EAH.19.6.40. MECHANICAL TESTING. MAIN BEARING DEVELOPMENT. The present position with regard to development is as follows :- Whilst… | ||
| scan0579 | Test results for various engine bearing designs, alloys, and lubrication schemes. | ||
| View original record | Cont'd. - 2 - Lr/AT.2/EAH.19.6.40. 1. Effect of oil Distribution. Mean figure of merit. (a) By's scheme I43/I44 with deep semi-grooved 1% tin bearing, two oil holes drilled in centre journal and flats… | ||
| scan0580 | Proposed future programme for testing the anti-seizing properties of various alloys, bearings and lubrication schemes. | ||
| View original record | - 3 - Cont'd. Lr/AT.2/EAH.19.6.40. PROPOSED FUTURE PROGRAMME. 1. Assess the anti-seizing value of the Allison lubrication scheme. 2. Determine the relative anti-seizing properties of the following… | ||
| scan0581 | Statistical report on Merlin IV and X engines returned for service, detailing damage causes and failure types for March-May 1940. | ||
| View original record | To: Rm From: Lr/GWH RIGHT PAGE: MERLIN IV AND X ENGINES RETURNED FOR SERVICE 237 ENGINES. MAR. APRIL. MAY. 1940. CHART: ENGINES DAMAGED DUE TO CAUSES: PILOTS ERROR UNDERCARRIAGE FAILURE GROUND… | ||
| scan0582 | Summary report on faults, leaks, and bearing failures for Merlin III and X engines returned from service. | ||
| View original record | MERLIN III AND X ENGINES RETURNED FOR SERVICE 51 ENGS OUT OF 237 RETURNED BY AIRFORCE FOR THE FOLLOWING. DETAILED REPORTS OF FAULTS FOUND ON 57 ENGS DURING EXAMINATION - OVERHAUL: AVER. HRS 224, 11… | ||
| scan0583 | History of lubrication and modifications for the Kestrel and Merlin engines' main pressure systems. | ||
| View original record | KESTREL, MERLIN MAIN PRESSURE LUBRICATION HISTORY. LUBRICATION AND MODIFICATION DETAILS | ARRANGEMENT DRAWINGS AND MODIFICATIONS. --- ROW 1: KESTREL LEFT COLUMN (Diagrams and Description): Diagrams:… | ||
| scan0584 | History of modifications to Bentley bearings and their lubrication. | ||
| View original record | HISTORY OF MODIFICATIONS TO BENTLEY BEARINGS AND THEIR LUBRICATION. RM.447. 1) ORIGINAL 3 1/2 LITRE BENTLEY. A. AND B. SERIES 25.6.33 TO G.9.34. BOTH BIG END AND MAIN BEARINGS WHITEMETAL FACINGS ON… | ||
| scan0585 | Causes and proposed solutions for big end failures in the Merlin engine. | ||
| View original record | COPY. Hs. from Rm. c: E. By. Lov. Wd. BIG END FAILURES - MERLIN Hancock's report of service troubles for March, April and May 1940 indicates that, though main bearings were found to be in an… | ||
| scan0586 | The development of lubrication systems, comparing Kestrel and Merlin engine modifications. | ||
| View original record | Rm.1/Dn.23.7.40. - 2 - During all these developments we retained a maximum oil pressure of 35 lbs. per square inch, since we found that raising the oil pressure usually affected the oil consumption,… | ||
| scan0587 | Mechanical testing report on Vandervell and other specified bearings for the Merlin engine. | ||
| View original record | To E o Hs Lov. Rbn Rm HPS Lr/Brns/REM E/TGD c Psn (Glasgow) Lr/LBH Lr/AT.4/GR.24-7-40 Report No. MR 58 Mechanical Testing. Vandervell Bearings for Merlin. CONCLUSION Fatigue tests on the Vandervell… | ||
| scan0588 | Vandervell bearing tests, detailing cracking issues and recommendations for the Merlin crankcase. | ||
| View original record | After 10 hours cracking of the white metal was again apparent near the joint face and after 50 hours this extended for a distance of approximately 1 inch either side of the joint face. Small pieces of… | ||
| scan0589 | Pricing discrepancies on orders for Vandervell bearings. | ||
| View original record | 1020 Les/FS. from Rm/CTS. Rm/CTS.11/JMS.24.7.40. VANDERVELL BEARINGS. We thank you for your memo ref: Les/FS.3/B.22.7.40, upon which we would make the following observations: Order No.9079. date… | ||
| scan0590 | Letter to Messrs. Delco-Remy Hyatt requesting three copies of 'New Departure Bearing Handbooks' Vol. I & II. | ||
| View original record | 1020 Clan Experimental. 19th August, 1940. Rm/HH.4/ET. Messrs. Delco-Remy Hyatt, 11, Grosvenor Road, LONDON S.W. 1. Dear Sirs, We should be very pleased to receive three copies of the following… | ||
| scan0591 | Letter to Hoffmann Manufacturing Co. regarding the supply and delivery of bearings. | ||
| View original record | EXPERIMENTAL DEPARTMENT. Rn/CTS.2/ET. HOFFMANN MANUFACTURING Co., CHELMSFORD. 5th September 1940. Attention of Mr. C.H. SMITH. Dear Sir, We thank you for your letter reference CHS/AMB. dated 19th… | ||
| scan0592 | Cover note for reports from Ransome & Marles on tests of Bentley II axle pinion bearing preload and cage failures. | ||
| View original record | Bearing General File The attached are Messrs. Ransome & Marles reports of their tests on Bentley II Axle pinion bearing preload and cage failures. RM/F.Ht. | ||
| scan0593 | Test report on Bentley rear axle pinion bearings to investigate the effects of tilted outer cages. | ||
| View original record | REPORT ON TEST NO. 904.B. SHEET 1. (2 SHEETS) 5.9.38. OBJECT OF TEST: Bentley rear axle pinion bearing tests for Rolls Royce. To investigate the effects upon the cages when the outers are tilted .004"… | ||
| scan0594 | Results of multiple bearing and cage tests, numbered 8 to 13, and conclusions drawn. | ||
| View original record | SHEET 2. TEST No.8. The same bearing and cages now ran under increased loads, i.e. 2030 lbs. (J) and 2200 lbs. (T) loads at 1000 R.P.M. for a period of 100 hours satisfactorily. Max. Temp. Rise: 65°F.… | ||
| scan0595 | Test report on the alteration in fit, wear on tracks, and reduction in ball diameter of a bearing. | ||
| View original record | REPORT ON TEST NO. 785. B. Ransome & Marles. OBJECT OF TEST: To note the alteration in fit, wear on tracks and reduction in ball diameter of a bearing having .005" preload on the outers when subjected… | ||
| scan0596 | Letter to Messrs. Ransome & Marles Bearing Co. regarding the future supply of clutch thrust bearings. | ||
| View original record | 1020 Rm/FJH.6/ET. 20th September, 1940. F.O. HICKLING, Esq., Messrs. Ransome & Marles Bearing Co., NEWARK-on-TRENT. Dear Mr. Hickling, During our spare time ruminations on car work, it has occurred to… | ||
| scan0597 | Requirements for fitting connecting rods and caps for experimental cars. | ||
| View original record | 1020 Racing? COPY. To HPS from Rm/CTS Copy to Rm/HH. Rm/CTS.10/ETS.10.40 Connecting Rods (Chassis) RE.297-8. ---------------- We have 16 rods and caps as above and they are required for fitting to… | ||
| scan0598 | Letter to Vandervell Products Ltd. querying tool charges and costs for main bearings on order 17746. | ||
| View original record | 1020 EXPERIMENTAL DEPARTMENT. Rm/CTS6/ET. 8th October, 1940. Messrs. VANDERVELL PRODUCTS Ltd., Western Avenue - Park Royal, L O N D O N W. 3. Dear Sirs, Our Order Office have been trying to sort out,… | ||
| scan0599 | Blueprints for proposed tri-metal bushes for a Layshaft, to be sent to Vandervell Ltd. | ||
| View original record | 1020 To Rm. from Rm/HH. c. Rm/HH. Rm/HH.3/SW.3.10.40. Bentley V. Section 6050. Rm.648 - Proposed tri-metal bushes for Layshaft. Please receive herewith two blueprints of the following :- Rm.648… | ||
| scan0600 | Design proposal for tri-metal bushes for a Layshaft on a Bentley I. | ||
| View original record | Rm. 648 CHASSIS-DIV DEPTH OF BORE FACE OF BUSH TO BE .000 TO .010 BELOW FACE OF GEAR. 1.000 +.010 CHANFER .025 +.015 -.000 AT 45° +2° -0° IN GEAR. UNDERCUT .075 +.010 WIDE .031 +.015 DEEP BORE TO BE… | ||
| scan0601 | Inquiry to Vandervell Products Ltd. regarding the supply of trial tri-metal bushes for a car gearbox. | ||
| View original record | 1020 Rm/RJH.1/ET. 7th October, 1940. Messrs. Vandervell Products Ltd., Western Avenue, Park Royal, L O N D O N W. 3. Attention C.A. Vandervell, Esq. Dear Sirs, We are having some trouble with the side… | ||
| scan0602 | Advice note from Ransome & Marles Bearing Co. Ltd. for the consignment of rollers. | ||
| View original record | ADVICE NOTE Z 29215 1020 RANSOME & MARLES BEARING Co. LTD. NEWARK-ON-TRENT WSW P MESSRS ROLLS-ROYCE LTD., NIGHTINGALE ROAD, D E R B Y. FOR THE ATTENTION OF F.J. HARDY, ESQ., CHASSIS EXPERIMENTAL DEPT.… | ||
| scan0603 | Advice note from Ransome & Marles Bearing Co. Ltd. regarding a sample bearing. | ||
| View original record | 102p WSW ADVICE NOTE Z 29444 RANSOME & MARLES BEARING Co. LTD. NEWARK-ON-TRENT F.J. HARDY ESQ., c/o. MESSRS ROLLS-ROYCE LTD., NIGHTINGALE ROAD, DERBY. WE HAVE TO ADVISE YOU THAT THE UNDERNOTED GOODS… | ||
| scan0604 | Running experience with Vandervell strip main bearings in various engines with aluminium crankcases. | ||
| View original record | A 1020 To E, from Em/RJH. Em/RJH.1/ST.16.10.40. STRIP MAIN BEARINGS. We have recently been compiling records of our running experience on Vandervell strip bearings on chassis engines. A considerable… | ||
| scan0605 | The running experience of Vandervell strip main bearings fitted in aluminium crankcases. | ||
| View original record | To E, from Rm/FJH. 1020 STRIP MAIN BEARINGS. We have recently been compiling records of our running experience on Vandervell strip bearings on chassis engines. A considerable amount of running has… | ||
| scan0606 | Layshaft bearing lubrication, suggesting a modification to the second motion shaft is unnecessary. | ||
| View original record | Copy in Gearboxes also C O P Y. To Rm. from Rm/HH. Rm/HH.1/SW.21.10.40. LAYSHAFT BEARINGS. --------------------- In connection with your communication with Vandervell of the 18th instant, regarding… | ||
| scan0607 | Agreement to delete a .094 diameter hole drilled in the second motion shaft. | ||
| View original record | Copy also in Gearboxes To Rm/Hll. from Rm. Rm.2/EHT.26.10.40. LAYSHAFT BEARINGS. ----------------------- With reference to Rm/HH.1/SW.21.10.40, it is now agreed that the .094 dia. hole drilled in the… | ||
| scan0608 | Summary of the allocation and fitting of American ball bearings to various Merlin engines for development tests. | ||
| View original record | 1020 To Hs. from HPS/RS. c. to Rm. c. to Lov/KBH. c. to Lov/McK. c. to HPS. HPS/RS.1/AW.20.11.40. MERLIN ENGINES. Ball Bearings Supplied from America. Further to our HPS/RS.2/JW.12.11.40., in… | ||
| scan0609 | Status report on various Merlin engine tests and the progress of fitting American-made bearings. | ||
| View original record | -2- 5. Merlin X. No.7. This engine is ready to carry out Worth dilution tests, after which it will be rebuilt and 26 U.S.A. bearings fitted. 6. Merlin G.9 (HY. Development Engine) Preliminary curves… | ||
| scan0610 | Suggesting a trial of a cageless clutch thrust bearing to investigate a noise issue. | ||
| View original record | To: Rm. 1070 Rm/FJH.1/RH.22.11.40. CLUTCH THRUST BEARINGS Attached is a copy of a letter from Hickling in answer to mine of 9.11.40 on clutch thrust bearings. I suggest that we should try the one… | ||
| scan0611 | Letter from a bearing supplier discussing design alternatives for a clutch throwout bearing and potential noise issues. | ||
| View original record | COPY: RANSOME & MARLES, BEARING COMPANY LTD., NEWARK-ON-TRENT. Our Ref: Tech.Dept.FOH/AD. Your Ref: Rm/FJH.5/RH. 20th November, 1940. F.J. Hardy Esq., c/o Messrs. Rolls-Royce Limited, D E R B Y : Dear… | ||
| scan0612 | Selection and testing of materials for engine big end bearings. | ||
| View original record | Rm/CTS. from Rm. Rm.10/ML.26.11.40. BIG END BEARINGS. Confirming our conversation with you on big end bearings. The present position is that we are running A.C.9. big ends in all production models.… | ||
| scan0613 | Letter from a bearing supplier regarding a modified full-type bearing sample and its expected noise. | ||
| View original record | COPY RANSOME & MARLES, BEARING COMPANY NEWARK-ON-TRENT ----------------- Our Ref: Tech Dept.FOH/AD. Your ref: Rm/FJH.5/RH. 9th December, 1940. 1070 F.J.Hardy Esq., c/o Messrs.Rolls-Royce Ltd., D E R B… | ||
| scan0614 | Suggesting a road test for a new clutch thrust bearing from Ransome & Marles to resolve a noise issue. | ||
| View original record | To: Rm/GB Rm/FJH.1/RH.11.12.40. Should like to hear this. 1020 CLUTCH THRUST BEARINGS Rm We attach a copy of a letter we have received from Hickling of Ransome & Marles. We have received the bearing… | ||
| scan0615 | Testing ball bearings with altered cages and a simplified rear axle to address bearing life and noise issues. | ||
| View original record | 1020 To Rm/FJH. from Rm. Copy to Rm/Wym. Rm.8/ML.4.1.41. With reference to your comments on the necessity for elongated holes in the bore race cage on an angular contact and deep groove ball bearings.… | ||
| scan0616 | Use of Norma Hoffmann S.7 and US.7 self-aligning ball bearings for Merlin engines. | ||
| View original record | HPS/RS. c to Hs/Gry. c to Rm. c to Lov/LBH. c to Psn...Glasgow. c to JM/LS...Crewe. BY/SB.4/ML.2.1.41. re NORMA HOFFMANN BALL BEARINGS. Merlin Engines. -------------------- With reference to your… | ||
| scan0617 | Letter to Howard Graham, Ltd. concerning modifications and sketches for two Harris bearing applications, detailing loads and angular movements. | ||
| View original record | Copies to EE. Rm. Rm/GS. 1020. EV/DB.4/SW. February 5th, 1941. Howard Graham, Ltd., Tiddington Road, Stratford-on-Avon. Dear Sirs, We thank you for your letter of the 18th ultimo, ref., HCW/DMC/6395,… | ||
| scan0618 | Letter from Vandervell Products Ltd. to W.A. Robotham regarding a future meeting to discuss developments. | ||
| View original record | VANDERVELL PRODUCTS Ltd. 1020a TELEGRAMS & CABLES: STEELBAK, LONDON. DIRECTORS: C.A.VANDERVELL. G.A.VANDERVELL. M.P.FOSTER. TELEPHONE ACORN 2251/4. MANUFACTURERS OF PRESSED BUSHINGS, STEEL BACKED… | ||
| scan0619 | Sending a photograph and blueprint of a Junkers Crankshaft de-aerator and returning General Motors folders. | ||
| View original record | [Handwritten text] RM FILE FILE IN "GENERAL PIECE - BEARINGS" Jm 1020 [Typed text] To - Rm. Lov/Cr.9/ET.4.3.41. Attached herewith is another photograph and blue print of the Junkers Crankshaft… | ||
| scan0620 | Cross-section drawing of the bleeding system for a Junkers Jumo 211A engine crankshaft. | ||
| View original record | THIS DRG. MUST NOT BE SCALED .350 DIA 12 HOLES .234 DIA. 4 HOLES .312 DIA 8 HOLES .725 DIA .192 DIA 16 HOLES .023 DIA 36 HOLES .023 DIA BLEEDING SYSTEM JUNKERS JUMO 211A .255 DIA .093 DIA CRANKSHAFT… | ||
| scan0621 | Photograph showing the disassembled components of a Junkers engine crankshaft oil-bleeder. | ||
| View original record | JUNKERS ENGINE CRANKSHAFT OIL-BLEEDER | ||
| scan0622 | Invoice from Vandervell Products Ltd for Outer Rod Bearings. | ||
| View original record | Rm/CPS. Ru/HtH. G/WFH/ST.6/KCP. 28.6.41. 1020a We have received an invoice from Vandervell Products Ltd, No. 51650 dated 23.6.41 charging 12 - Outer Rod Bearings for the sum of £8/14/6d. The… | ||
| scan0623 | Query to Vandervell Products Ltd. about an invoice for outer rod bearings that cannot be traced. | ||
| View original record | 1020 a 7th July, 1941. Ru.3/ET. Vandervell Products Ltd., Western Avenue, Park Royal, LONDON W.3. Attention of Mr. Johnson. Dear Sirs, I have received an invoice from your firm, No. 51650 dated 23rd… | ||
| scan0624 | Letter from Rotol Airscrews requesting a recommendation for a supplier of babbitted lead-bronze steel-backed bearing shells. | ||
| View original record | TELEPHONE: GLOUCESTER 4431 TELEGRAMS: ROTOL, GLOUCESTER. ROTOL AIRSCREWS LIMITED DIRECTORS: SIR G. STANLEY WHITE, BT. A.F. SIDGREAVES, O.B.E. A.H.R. FEDDEN, M.B.E. E.W. HIVES, M.B.E. CHELTENHAM ROAD… | ||
| scan0625 | Letter to Rotol Airscrews Ltd. discussing the use of tri-metal versus straight babbitt bearings for engines. | ||
| View original record | Rn.11/ET. 5th August, 1941. D.R. POBJOY, Esq., Rotol Airscrews, Ltd., Cheltenham Road, GLOUCESTER. Dear Pobjoy, Thank you for your letter DEP.11/CA. of 2nd August. The bearing you mention is evidently… | ||
| scan0626 | Letter to The Hoffmann Engineering Co., Ltd. requesting the purchase of roller and ball bearings for a Tank Priority order. | ||
| View original record | Rm/C1m.2/RH. 1020 18th August, 1941. The Hoffmann Engineering Co., Ltd., CHELMSFORD, Essex. Dear Sirs, We require 18 of your Roller Bearings R.130, and a similar quantity of your Ball Bearings No.130.… | ||
| scan0627 | Letter to The Hoffmann Engineering Co. Ltd. cancelling an unofficial order for bearings. | ||
| View original record | 1020 22nd August, 1941. Rm/Clm.1/RH. The Hoffmann Engineering Co.Ltd., C H E L M S F O R D. Essex. Dear Sirs, Will you please cancel an unofficial order of the 18th instant for 18 R.130 and 18 No.130… | ||
| scan0628 | Letter to Ransome & Marles Brg. Co. Ltd. requesting dimensions for a single row roller journal bearing, LRJ.12. | ||
| View original record | 1020 9th September, 1941. Rm/GB.14/RH. Messrs. Ransome & Marles Brg. Co.Ltd., NEWARK-ON-TRENT. Attention Mr.Hickling. Dear Sirs, Will you please let us have the following information concerning your… | ||
| scan0629 | Letter from Ransome & Marles Bearing Company regarding the supply and design of clutch bearings. | ||
| View original record | Handwritten: Chassis Bearings General. Handwritten: 1020 LONDON OFFICE: 17, VICTORIA STREET, WESTMINSTER, S.W.1. TELEPHONE: ABBEY 3875 TELEGRAMS: OFFLISLUNDA SOWEST LONDON [Logo: BALL & ROLLER R&M… | ||
| scan0630 | Letter concerning a modification to clutch fingers to address excessive spinning of an outer ring. | ||
| View original record | RANSOME & MARLES BEARING COMPANY LIMITED NEWARK-ON-TRENT therefore I am despatching this to you under separate cover for your examination and any experiments which you may care to make. As also… | ||
| scan0631 | Payment authorization for a set of Clevite connecting rod bearings and a V.P.2 part. | ||
| View original record | 1020 1205 (crossed out) To Roy from Rm/CTS. c.c. to G/WFH. Rm/CTS.7/KC.14.11.41. 17.10.41. Re your memo G/WFH/AB.17/IH. Will you please issue the necessary instructions so that payment may be made in… | ||
| scan0632 | Post-war strategy for bearing suppliers to improve pricing through competition. | ||
| View original record | To: FJH/CTS. from Rm. Rm. 5/h. 21.12.43. 1020 VANDERVELL BEARINGS. Your note FJH/CTS. 1/HM. 17.12.43. I think we should definitely approach Glaciers with a view to having some competition for our… | ||