Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box WestWitteringFiles\C\September1919\        Box Selection

IdentifierEntry
Scan0 The 'singing' noise from a Lucas dynamo, expressing pleasure that the issue is being handled.
View original record To EFC. from R. Copy to CJ. " " BN. X3014 ORIGINAL. RE LUCAS DYNAMO. R3/G1/9/19. 3 I thank you for your memo EFC5/T29/8/19 with reference to the singing of the Lucas dynamo, and am pleased you have…

Scan1 Revision of the 20 HP crankcase design due to complications with foundry work.
View original record To Pts from E. (Strikethrough) Copy to Gd. (Strikethrough) " BN. (Strikethrough) " EH. (Strikethrough) " EPC. ORIGINAL. X.3536 RE 20 H.P. CRANKCASE. It has been found necessary to somewhat revise the…

Scan2 List of seven modification points from Mr. Royce regarding scheme N.SCHEME-107 for the 20 HP Propeller Shaft and Torque Tube.
View original record To DA. from E. Copy to Gd. (struck through) DM. EFC. x.3539. RE 20 HP.PROPELLER SHAFT AND TORQUE TUBE - N.SCHEME-107. ORIGINAL (Stamp) RECEIVED (Stamp) E2/G2/9/19. 3 With reference to the above, would…

Scan3 Lubrication methods for the propeller shaft and universal joints, including diagrams.
View original record To DA. from E. -2- E2/G2/9/19 Contd. (8) Before assembling the taper joints of the propeller shaft, the latter should be blocked with a large cork near the front end, to prevent transference of oil…

Scan4 Oil retention in the torque tube, proposing design changes including a die-cast aluminium partition.
View original record To DA. from E. -3- E2/G2/9/19 Contd. diameter and be fed by the taper into the universal - see sketch - This oil is prevented from escaping into the torque tube proper by means of a coarse oil…

Scan5 Semi-flexible attachment of the scuttle to the dashboard.
View original record To BM. from E. copy to CG. (struck through) " " BM. (struck through) " " EH. (struck through) " " DR. (struck through) " " MFG. (struck through) ORIGINAL. X 1172 E2/G3/9/19. 2 RE SEMI-FLEXIBLE…

Scan6 Sending drawing No. LeC.1132 for the RE 20 HP oil filter.
View original record To DA. from E. Copy to Cd. RH. [crossed out] BH. [crossed out] " " EFC. ORIGINAL E1/G3/9/19. 2 RE 20 H.P. OIL FILTER. X.3610 We send you herewith drawing No. LeC.1132 showing the above. This filter is…

Scan7 Sending drawing LeC.1123 for the 20 HP oil sump.
View original record To D.A. from E. Copy to Co. " " B.N. " " E.H. " " EFC. ORIGINAL. E1/C4/9/19. (2) RE 20 H.P. OIL SUMP. X.3536 We send you herewith drawing No. LeC.1123 shewing the above. This drawing gives complete…

Scan8 Viscosity of lubricating oils for gearboxes and advising against using overly thick oils.
View original record ORIGINAL To W.O. from R. Copy to Ed. * DIV.* * El.* * T.* * OX.* * NA.* * REV.* * INV.* 8 SEP 1919 RECEIVED RE LUBRICATING OILS. 3 H7/04/9/19. X.1434 Thank you for your memo WD1/NJ2/9/19. I have…

Scan9 Piston policy, piston knocks, and the overall virtues of the cars.
View original record 40/58 To CD. from R. Copy to GOR. RH RN BJ EH. ION IOW IBT IHM DA IMV PISTONS CLUB, AN 'R' CLASSIC ORIGINAL. RE PISTON KNOCKS ETC. RECEIVED 10 SEP 1919 With reference to the immediate policy as…

Scan10 Mr. Royce's suggested improvements for the brush and brush holder of the 40/50 HP chassis dynamo.
View original record TO DA. from E. Copy to Gd. [illegible crossed out] P.V. E.W. EFC. ORIGINAL. 8 SEP 1919 RECEIVED EA/05/9/19. 4 Motor 9 X.3348 X.3573 X.3082 RE BRUSH AND BRUSH HOLDER OF 40/50 HP. CHASSIS DYNAMO.…

Scan11 Mr. Royce's remarks and questions regarding the 'Smith cut-out' component.
View original record To EFC. from E. Copy to CJ. BN. EH. DA. X.1815 X.295 RE SMITH CUT-OUT. Would you kindly note that Mr. Royce remarks re the Smith cut-out, as follows:- "The Smith cut-out as it stands will not suit our…

Scan12 With a sketch clarifying the design of a main switch brush standard, correcting a term in a previous memo.
View original record To EFC. from E. Copy to CJ. " " BN. " " EH. " " DA. " " BY. ORIGINAL. X.3034 - MAIN SWITCH. RECEIVED In reply to your memo EFC1/T5/9/19, paragraph 3, the word "stamping" in our paragraph 3 should have…

Scan13 Alterations to the 20 HP crankshaft due to crankcase changes.
View original record To D.A. from E. Copy to C.J. " " BN. " " EH. " " EFC. ORIGINAL. E2/G10/9/19. 2 RE 20 H.P. CRANKSHAFT. X.3208 S.D. 11 SEP 1919 With reference to the 20 H.P. Crankshaft and the alterations now being…

Scan14 Sending out schemes for a 20 HP engine, including details on the crankcase and oil pump.
View original record To BA. from E. Copy to Cd. BR. EH. * * EFC. ORIGINAL. E14/G12/9/19. 17 SEP 1919 RECEIVED X 3610 X 3506 RE 20 H.P. ENGINE. We send you herewith the following schemes :- LeC.1136 - Details of 20 H.P.…

Scan15 Mr. Royce's wishes for modifications to the air pump delivery valve on chassis 49 GB.
View original record To DA. from E. Copy to Sd. " " DH. " " EH. " " EPC. ORIGINAL. E1/019/9/19. 2 RE 49 GB - AIR PUMP. X 2631 Referring to the air pump fitted to chassis 49 GB, we have disassembled and inspected the parts…

Scan16 Sending drawings for two types of oil indicator for the 20 HP engine, requesting experimental evaluation.
View original record To BA. from E. Copy to CJ. " " BN. " " LH. " " EFC. ORIGINAL. E3/G19/9/19. RE OIL INDICATOR - 20 HP. X.3536 We send you herewith drawings Nos. LeC.1135 and 1141 shewing two types of oil indicator,…

Scan17 The oil pressure control valve for the 20 HP engine, referencing drawing No. Lec.1129.
View original record To DA. from E. Copy to CD. ~~DN.~~ ~~EH.~~ " " EFC. ORIGINAL RE OIL PRESSURE CONTROL VALVE. 20 H.P. ENGINE. E2/C19/9/19. X.3649 We send you herewith drawing No. Lec.1129 shewing the above. The…

Scan18 Investigation into the cause of distinct piston knocks in hot engines, including experiments on rod and piston alignment.
View original record To R. from EH. c. to SJ. c. to BN. c. to R. c. to Da. c. to EP. AN HS SUPER-CLASSIC (4) ORIGINAL. RH/LG20.9.19. 20th. Sept. 1919. 2 Extracts X.3400 X.2448 X.3651 EXPERIMENTS IN CONNECTION WITH PISTON…

Scan19 Satisfactory results from testing long pistons to address piston knocks.
View original record To R. from EH. c. to CJ. c. to BN. c. to E. c. to Da. ORIGINAL EH5/LG22.9.19. 2 RE PISTON KNOCKS. X.2448 We have been running some long pistons of the present design. The results so far are very…

Scan20 The policy on giving official opinions about oils and a proposal to test samples from Vacuum Oil Co.
View original record Re-Wd. from R. Copy to C.J. EH. x967 ORIGINAL. RE VACUUM OIL CO. LTD. RECEIVED With reference to Mr. Whitehead's note with regard to the Vacuum Oil Co. no one belonging to our company must give any…

Scan21 The proper running-in procedure for new and repaired chassis engines to ensure they run smoothly.
View original record Memo. from R. Copy to Co. Mr. Worton. BN. GV. PH. PPM. HHM. EFC. Mr. Deat. ORIGINAL. R2/G23/9/19. 2 24 SEP 1919 RE NEW AND REPAIR CHASSIS. CX.2565 I am very anxious cars should not be delivered with…

Scan22 Noise from the air pump spindle on chassis 49 GB, with a proposed modification to the handle and cover.
View original record To B. from E. Copy to Cd. [STAMP: RECEIVED 24 SEPT 1919] [STAMP: EFC.] ORIGINAL. (3) E1/G24/9/19. RE AIR PUMP ON DASH. X 2631 X 3457 It has been found on chassis 49 GB that at low speeds when the…

Scan23 Correspondence regarding the water temperature regulator for the 40/50 HP chassis, including drawing details and an order for 500 units.
View original record To Dm. From E. Copy to Cb. " " EFC. ORIGINAL X 3563 [Stamp: RECEIVED] E1/G25/9/19. 2 RE WATER TEMPERATURE REGULATOR - 40/50 H.P.CHASSIS. We send you herewith drawing No. Lec.1143 showing the above.…

Scan24 Revisions to the 20 HP wheelcase drawing, including camshaft drive alterations.
View original record To Dav. from E. Copy to CJ. " " BN. " " EH. " " EFC. ORIGINAL. RE 20 H.P. WHEELCASE. X.3551 We send you herewith drawing No. LeC.1140 shewing the revised 20 H.P. wheelcase. The centre line of the…

Scan25 Specification outlining modifications for a left-hand drive American chassis model.
View original record SPEC FOR AMERICAN CHASSIS L.H. ORIGINAL. To BN. from R. Copy to CJ. " " WOR. " " OY. " " NA. " " DA. " " EH. " " BY. " " EFO. RE AMERICAN MODEL. X.3614 X.3562 This will require left hand steering. I…

Scan26 List of modifications and specifications for various vehicle components.
View original record To BN. from R. -2- R6/G27/9/19 Contd. SPRING DRIVE AND FRONT FLYWHEEL. - No change. WHEELCASE & GEARS. X.3670 - Build for reversed gear positions. WATER PUMP. X.3671 - Same direction of rotation as…

Scan27 Series of alterations and specifications for various chassis components, likely for a left-hand drive conversion.
View original record To BN. from R. -3- R6/G27/9/19 Contd. BACK AXLE - No change. FRONT AXLE. X.3681 - To have steering lever altered to other side. STEERING BOX. X.3682 - Build for other side of chassis and reverse hand…

Scan28 Offer for lubricating oil and the policy of using specific formulations over proprietary brands.
View original record To EH. from R. Copy to 12 OCT 1919 RECEIVED ORIGINAL. RE LUBRICATING OILS FOR OUR ENGINES. Concerning the offer of Messrs. Dick for oil suitable for our engines, I do not think this offer is really of…

Scan29 Suitability and recommendation of various engine oils, including Castrol and offerings from Price's and Vacuum Company.
View original record To EH. from R. x.967 3182 -2- R3/G29/9/19 Contd. possible for us to obtain for our engines, and to recommend to our customers. I have never favoured the use of Price's gas engine oil. It was only…

Scan30 Cancelling a previous instruction regarding the priming device on a 40/50 HP chassis and confirming the correct scheme to be followed.
View original record ORIGINAL RECEIVED 2 OCT 1919 To EH. } from E. (crossed out) DR. } (crossed out) Copy to E.J. (crossed out) R.H. EH. (crossed out) W.W. DY. (crossed out) " " EFC. E1/G30/9/19. RE PRIMING DEVICE ON…

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