Standardisation of a new type of tyre tread to replace the existing silent tread.
| Identifier | ExFiles\Box 157\1\ scan0072 | |
| Date | 16th August 1932 | |
| RR 789 (10M) (30405, 21-4-32) SM. 3/8382/4. COMPLETED.14.10.32. STANDARDISATION of CHASSIS PARTS. Date 16.8.32. X No. 4050. Drawing No. Part List Description of Parts. NEW TYPE TYRE TREAD. Origin. To replace existing silent tread. Experimental Test Report. We have run this type of tread on 19-G-IV. and at present have a set running on 25-EX. Sales have done a considerable mileage on the 40/50. Road Test Report. These are a compromise between the triple stud and silent tread. They are definitely more noisy than the existing silent tread, as one would expect, but a better non-skid. Sales we understand consider the noise acceptable. Weight of Old Part. Cost of Old Part. £ Weight of New Part. Cost of New Part. £ Difference per Car. Difference per Car. £ None Cost of Parts in Works which will be scrapped if commenced on:- Series........£....... Series........£....... Series........£....... Signature from Cost Dept. that above is correct. GRH 11/10/32 G 12/10/32. INITIAL DATE REMARKS SG. {Arthur F. Sidgreaves - MD} 13-10-32. Agreed Sg. {Arthur F. Sidgreaves - MD} R. {Sir Henry Royce} 14.9.32. Agreed FHR. WOR. {Arthur Wormald - General Works Manager} 25.8.32. Agreed Wor. {Arthur Wormald - General Works Manager} C. 25.8.32. Agreed C. RG. {Mr Rowledge} 25.8.32. Agreed Rg. {Mr Rowledge} DA. {Bernard Day - Chassis Design} 31.8.32. Agreed Da. {Bernard Day - Chassis Design} BY. {R.W. Bailey - Chief Engineer} 25.8.32. Agreed By. {R.W. Bailey - Chief Engineer} EP. {G. Eric Platford - Chief Quality Engineer} 24.8.32. Agreed EP. {G. Eric Platford - Chief Quality Engineer} E. {Mr Elliott - Chief Engineer} 25.8.32. Agreed AE. PN. {Mr Northey} 15.9.32. Agreed PN. {Mr Northey} HS. {Lord Ernest Hives - Chair} Agreed Hs. {Lord Ernest Hives - Chair} STAMPED TEXT: CHASSIS DESIGN STAMPED TEXT: J.S.D. Out 17 OCT 1932 LILLEY STAMPED TEXT: Received | ||
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).