Standardisation of chassis parts, specifically cold pressed side members, to reduce cost.
| Identifier | ExFiles\Box 104\3\ scan0168 | |
| Date | 12th April 1933 | |
| RR 785 (10M) (37133. 28-10-32) BM. 3/9064/1. X5380 COMPLETED 5.5.33 STANDARDISATION of CHASSIS PARTS. Date 12.4.33 Description of Parts. APR/MS COLD PRESSED SIDE MEMBERS. Origin. To reduce cost. X No. 5380. Drawing No. Part List Experimental Test Report. This type of frame is used on Peregrine(Experimental Bentley car never produced / Aero Engine), Bensport(Codename for 3 1/2-litre Bentley), and J.III. No 25 HP. car has been made with cold pressed frames. Road Test Report. Peregrine(Experimental Bentley car never produced / Aero Engine) has run 22,000 miles in France. Bensport(Codename for 3 1/2-litre Bentley) 12,000 miles. J.III has run 5000 miles. The 25 HP. has the advantage of frame ties. [STAMP: 20/25 H.P. CHASSIS] [CIRCULAR STAMP: RECEIVED 4 MAY 1933 J.S.] Weight of Old Part. Cost of Old Part. £ 5-17-6 Cost of Parts in Works which will be scrapped if commenced on :- Weight of New Part. Cost of New Part. £ 2-13-0 Series.........£....... Difference per Car. Difference per Car. £ 3-4-6 Decrease Series.........£....... Signature from Cost Dept. that above is correct. G|R+ 2/5/33 G 1/5/33 Series.........£....... INITIAL | DATE | REMARKS SG. {Arthur F. Sidgreaves - MD} | 4/5/33 | Agreed for Sg. {Arthur F. Sidgreaves - MD} Misc. R. {Sir Henry Royce} | | WOR. {Arthur Wormald - General Works Manager} | 13.4.33 | Agreed Wor. {Arthur Wormald - General Works Manager} C. | 13.4.33 | Agreed C. RG. {Mr Rowledge} | 20.4.33 | Agreed Rg. {Mr Rowledge} DA. {Bernard Day - Chassis Design} | 26.4.33 | Agreed Da. {Bernard Day - Chassis Design} BY. {R.W. Bailey - Chief Engineer} | 13.4.33 | Agreed By. {R.W. Bailey - Chief Engineer} EP. {G. Eric Platford - Chief Quality Engineer} | 13.4.33 | Agreed EP. {G. Eric Platford - Chief Quality Engineer} E. {Mr Elliott - Chief Engineer} | 12.4.33 | Agreed AE. PN. {Mr Northey} | 26.4.33 | Agreed PN. {Mr Northey} HS. {Lord Ernest Hives - Chair} | | Agreed Hs. {Lord Ernest Hives - Chair} 29.4.33 | ||
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).