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 by fitting wheels with well base rims and 6.75' tyres.
| Identifier | ExFiles\Box 171\1\ img039 | |
| Date | 6th September 1926 | |
| RR 755 (10M) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225 ORIGINAL. COMPLETED 18.9.26 STANDARDISATION of CHASSIS PARTS. Date 6.9.26 X No. 3869 Drawing No. Part List Description of Parts: WHEELS WITH WELL BASE RIMS AND 6.75" TYRES Origin: To improve riding and reliability. Experimental Test Report. Well base rims have been standardised for 20 HP. It is proposed they are adopted on Phantom at the same time as we fit Hydraulic Dampers and the lightened axle. Road Test Report. Run 10,000 miles in France on 12-EX car. Run total of 10,000 miles in England on various cars. There is a marked increase in riding comfort and reduction in rattle and wear on chassis. 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. Weight of New Part. Difference per Car. Cost of Old Part. £ 57. 0. 0d. Cost of New Part. £ 57. 17. 0d. Difference per Car. £ 17. 0d. increase. Signature of Mr. De LOOZE that above is correct. My/Rb.{R. Bowen} 8.9.26. SIGNATURES | DATE | REMARKS MR. JOHNSON | 18.9.26 | Agreed, with traction tread tyres. CWB. MR. B. JOHNSON | 17.9.26 | Agreed. B.Johnson. MR. ROYCE | 9/9/26 | Agreed FHR MR. WORMALD | 10.9.26 | Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE | 9.9.26 | Agreed. RG.{Mr Rowledge} MR. DAY | 7.9.26 | Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY | 6.9.26 | Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD | 14.9.26 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 9/9/26 | Agreed A.E. MR. NORTHEY | | MR. HIVES | 6.9.26 | Agreed. Hs.{Lord Ernest Hives - Chair} [Green Stamp] PHANTOM | ||