From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Standardisation of parts report for a spare wheel retaining disc without fins.
| Identifier | ExFiles\Box 171\5\ img076 | |
| Date | 15th November 1938 | |
| RR 755A (10H) (49998) 19/10/37 C.E.Co. COMPLETED DATE 27.4.39. 25/50.H.P. WRAITH STANDARDISATION OF PARTS Date Issued 15.11.38 Sheet No. W.11. Drg. No. L.O.P.S. Description: SPARE WHEEL RETAINING DISC WITHOUT FINS. Purpose: To reduce cost. Brief Report and Remarks: Fitted to 28.G.VI Doesnot present any difficulty when wheel changing. When recommended for Introduction: To suit production. Report References: By Rm.{William Robotham - Chief Engineer} Da.{Bernard Day - Chassis Design} Mx{John H Maddocks - Chief Proving Officer} By Rm.{William Robotham - Chief Engineer} Da.{Bernard Day - Chassis Design} Mx{John H Maddocks - Chief Proving Officer} Old Parts - Material £.s.d: 3, Labour £.s.d: 1 6, Burden £.s.d: 2 8, Total £.s.d: 4 5 New Parts - Material £.s.d: 3, Labour £.s.d: 9, Burden £.s.d: 1 4, Total £.s.d: 2 4 Decrease in Cost £0. 2. 1. GRL 4/1/39. Cost of Tools £ 5.10.0. Production Position and Comments: Spare wheel retaining disc without fins to reduce cost can be introduced at the 1st. chassis in 'C' series without scrap. There is a decrease in Factory cost of 2/1d. per chassis and the tool cost of £5.10.0d. will thus be removed after producing 53 chassis i.e. at the 53rd. chassis in 'C' series. RHC.{R. H. Coverley - Production Engineer} Authorisation to Proceed. Introduce on the 1 Chassis in C Series. Sg.{Arthur F. Sidgreaves - MD} Signature Date 26/4/39 Hs.{Lord Ernest Hives - Chair} Signature Date 26/4/39 | ||