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 adopting drilled HP shock absorber valves and lubricating Phantom I springs with grooves.
| Identifier | ExFiles\Box 67a\2\ scan0259 | |
| Date | 20th November 1929 | |
| RR 755 REVISED (IGH) (DP.587 4-1-29) BM. 2/5943. x8410 COMPLETED 20.3.30. STANDARDISATION of CHASSIS PARTS. Date 20.11.29 Description of Parts. Adoption of drilled H.P. shock absorber valves and lubrication of Phantom I springs with grooves. Origin. To overcome complaints of harsh riding. Experimental Test Report. We find that we can make a big improvement by this combination. Road Test Report. It has been tried on a number of cars with good results. Box X is ticked. No. 8520 / 8410 Drawing No. Part List 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. £ Cost of New Part. £ Difference per Car. £ ) See memo attached. ) Agreed Wor.{Arthur Wormald - General Works Manager} ) 15.3.30. Signature from Cost Dept. that above is correct. G/No.17.3.30. G.{Mr Griffiths - Chief Accountant / Mr Gnapp} INITIAL | DATE | REMARKS BJ. Sg.{Arthur F. Sidgreaves - MD} | 20.3.30 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 23.11.29 | Strongly in favour of properly lubricated springs. FHR. WOR.{Arthur Wormald - General Works Manager} | 25.11.29 | Agreed Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 22.11.29 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 22.11.29 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 21.11.29 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 20.11.29 | Agreed in case complaint or obviously bad. Consider P.ll has similar tendency, as discussed MR. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 23.11.29 | Agreed AE. PN.{Mr Northey} | 21.11.29 | Agreed PN.{Mr Northey} CWB. | 21.11.29 | Agreed C. HS.{Lord Ernest Hives - Chair} | 21.11.29 | Agreed | ||