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 an 'SS' Chassis to replace the Phantom.
| Identifier | ExFiles\Box 65a\3\ scan0172 | |
| Date | 13th July 1929 | |
| RR 755 REVISED (10H) (DF 687 - 1-29) BM. 2/5943. X7770 Comp. 21.11.29. STANDARDISATION OF CHASSIS PARTS. Date 13/7/29. Description of Parts. SS.{S. Smith} Chassis to replace Phantom. Origin. To improve design. Experimental Test Report. Six chassis have been produced and tested. 17 EX. 18 EX. 19 EX. 20 EX. 21 EX. 22 EX. 23 EX. Road Test Report. 18 EX, 19 EX and 22 EX have run 10,000 miles in France. Total mileage on SS.{S. Smith} cars 56,127 on 6 cars. We attach complete specification of 22 EX, which ran final 10,000 miles test. Weight of Old Part. Cost of Old Part. £ Weight of New Part. Cost of New Part. £ No costs at present available Difference per Car. £ Difference per Car. £ Signature from Cost Dept. that above is correct. GKR 23/9/29. Box: X No. 7770 7941b 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..........£......... Stamp: Received 24 SEP 1929 TABLE: INITIAL | DATE | REMARKS EX Sg.{Arthur F. Sidgreaves - MD} | 24-9-29 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 15.7.29 | Agreed FHR. May be some modification to the exhaust system & compression ratio for the more difficult bodies. To get silent and smooth for the more exacting customers. WOR.{Arthur Wormald - General Works Manager} | 15.7.29 | Agreed Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 26.8.29 | Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 16.7.29 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 26.8.29 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 8.8.29 | Agreed - but S. should understand that where production chassis have spec. as 22EX - also similar defect (per Hancock report 2.5.29) e.g. P.T.O. E.{Mr Elliott - Chief Engineer} | 15.7.29 | Agreed AE. PN.{Mr Northey} | 15.7.29 | Agreed, as representing, at this date, the best compromise with the drawing details set out herewith. CWB. | 14.8.29 | Agreed C. Hs.{Lord Ernest Hives - Chair} | 13.7.29 | Agreed Hs.{Lord Ernest Hives - Chair} | ||