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 6.75' traction tread well base rims on old type axle.
| Identifier | ExFiles\Box 171\1\ img071 | |
| Date | 29th November 1926 | |
| RR 755 REVISED (10M) (DE 444 6-10-26) BM. COMPLETED 17.12.26 STANDARDISATION of CHASSIS PARTS. Date 29.11.26 3809 X No. 4565 Drawing No. Part List Description of Parts. 6.75" TRACTION TREAD WELL BASE RIMS ON OLD TYPE AXLE. Origin. To increase riding comfort - to be fitted to cure complaints. Experimental Test Report. Balloon tyres (triple stud) were run 8,000 miles on R's car in France and have done over 10,000 miles in England on the old type axle. Road Test Report. Since the introduction of hydraulics, these tyres can be fitted in safety on the old type axle when requested by customers. PHANTOM 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 of Parts in Works which will be scrapped if commenced on:- Series.......£......... Series.......£......... Series.......£......... Weight of Old Part. Cost of Old Part. £ 40. 6. 4d. Weight of New Part. Cost of New Part. £ 34. 12. 10d. Difference per Car. £ 5. 13. 6d. SAVING. INDEX Signature from Cost Dept. that above is correct. My/RD. INITIAL DATE REMARKS BJ. 17.12.26 Agreed. B.Johnson. R.{Sir Henry Royce} 1/12/26 Agreed. JHRoyce WOR.{Arthur Wormald - General Works Manager} 29.11.26 Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} 29.11.26 Agreed. Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 2.12.26 Agreed. Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 30.11.26 Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 29.11.26 Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} 1/12/26 Agreed. A C buth PN.{Mr Northey} 30.11.26 Agreed. PN.{Mr Northey} CWB. 30.11.26 Agreed. CWB. HS.{Lord Ernest Hives - Chair} 29.11.26 Agreed. Hs.{Lord Ernest Hives - Chair} | ||