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 chassis parts, testing India Tyres as an alternative to Dunlop tyres.
| Identifier | ExFiles\Box 29\4\ Scan094 | |
| Date | 4th March 1931 | |
| Header: RR 788 (10M) (9-7-30) BM. 6/2571. x4462. COMPLETED 25.11.31. STANDARDISATION of CHASSIS PARTS. Date 4. 3. 31. X No. 4462. Drawing No. Part List Main Section: Description of Parts: India Tyres. Super Duty 6.00 X 19. for 4½ X 19. Wheel. Origin: Alternative to Dunlop. Experimental Test Report: This tyre was tested with a view to having something that we could recommend to Customers who dislike Dunlops. Road Test Report: Run 10,000 miles 18.G.IV. These appear to be a reasonable compromise for silence and safety. The life is as good as anything we have previously had. Pressure 5 lbs/sq.in. less than Dunlops. Decision Options: A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Cost Section: Cost of Old Part: £ 10-1-8 (Handwritten: Alternative supply) Cost of New Part: £ 12-15-0 (Handwritten: at customers) Difference per Car: £ 2-13-4 Increase (Handwritten: request.) Signature from Cost Dept. that above is correct: G R H 13/11/31, G.R.H. 13/11/31 Approval Table: INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 16-11-31 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 12.4.31. | Agreed FHR. WOR.{Arthur Wormald - General Works Manager} | 16.3.31. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 11.3.31. | Agreed C. (As asked for). RG.{Mr Rowledge} | 7.3.31. | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 7.3.31. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 9.3.31. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 6.3.31. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 9.3.31. | Agreed AE. HS.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} Stamps and Annotations: Purple Stamp: 20/25 H.P. CHASSIS Circular Stamp: 14 NOV J.S. XI XXIX IIXXX Sideways Handwritten Note: Repl Right Hand Boxes: Cost of Parts in Works which will be scrapped if continued on :- Series....... Series....... Series....... | ||