Standardisation of starter motor gears with a modified tooth form to improve wear and reduce noise.
| Identifier | ExFiles\Box 62\1\ scan0331 | |
| Date | 25th June 1935 | |
| COMPLETED 4.9.35. RR 755B (BH) (39654. 19-9-34) BM 3/1832/5. BENTLEY STANDARDISATION of PARTS. Date 25.6.35. Handwritten date: 12.8.35 X No. 6134. Drawing No. Part List Description of Parts. STARTER MOTOR GEARS WITH MODIFIED TOOTH FORM TO DRWGS. DB. {Donald Bastow - Suspensions} 986/7/8. Origin. To improve tooth wear and reduce noise. Report of Experimental Test. Fitted to motor on 5-B-IV, ran 12,000 miles. 500 additional starts made to ordinary routine starts. Gears satisfactory. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ Cost of New Part. £ Difference per Car. £ NEGLIGIBLE. Cost of Parts in Works which will be scrapped if commenced on :- Series..........£....... Series..........£....... Series..........£....... Signature from Cost Dept. that above is correct. G {Mr Griffiths - Chief Accountant / Mr Gnapp} /Kb/tr. {Capt. F. W. Turner - Finance} 10/7/35. INITIAL | DATE | REMARKS SG. {Arthur F. Sidgreaves - MD} | 2-9-35 | Agreed Sg. {Arthur F. Sidgreaves - MD} WOR. {Arthur Wormald - General Works Manager} | 14.8.35. | Agreed Wor. {Arthur Wormald - General Works Manager} C. | 14.8.35. | Agreed C. RG. {Mr Rowledge} | | DA. {Bernard Day - Chassis Design} | 27.8.35. | Agreed Da. {Bernard Day - Chassis Design} BY. {R.W. Bailey - Chief Engineer} | 26.8.35. | Agreed By. {R.W. Bailey - Chief Engineer} EP. {G. Eric Platford - Chief Quality Engineer} | 13.8.35. | Agreed EP. {G. Eric Platford - Chief Quality Engineer} E. {Mr Elliott - Chief Engineer} | 23.8.35. | Agreed E. {Mr Elliott - Chief Engineer} BN. {W.O. Bentley / Mr Barrington} | | SFT. {Mr Swift} | 14.8.35. | Agreed Sft. {Mr Swift} MX. {John H Maddocks - Chief Proving Officer} | 13.8.35. | Agreed Mx. {John H Maddocks - Chief Proving Officer} HS. {Lord Ernest Hives - Chair} | 12.8.35. | Agreed Hs. {Lord Ernest Hives - Chair} Stamp: AS. 28 AUG 1935 | ||
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).