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 document for the SS. Chassis, intended to replace the Phantom model.
| Identifier | ExFiles\Box 171\1\ img176 | |
| Date | 13th July 1929 | |
| RR 755 REVISED (10M) (DF 657 4-1-29) SM. 2/5943. COMPLETED 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. X No. X.7770 Drawing No. Part List Experimental Test Report. Six chassis have been produced and tested. 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. [Action Checkboxes] A Scrap and replace 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. Weight of Old Part. Cost of Old Part. £ No costs Weight of New Part. Cost of New Part. at present £ Difference per Car. Difference per Car. available. £ Cost of Parts in Works which will be scrapped if commenced on :- Series..........£.......... Series..........£.......... Series..........£.......... Signature from Cost Dept. that above is correct. [Approval Table] INITIAL | DATE | REMARKS BJ. | 24.9.29 | Agreed Sg.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} | 15/7/29 | Agreed JHR. may be some modification to the exhaust system & compression ratio for the more difficult bodies. WOR.{Arthur Wormald - General Works Manager} | 16.7.29 | to get silent & smooth or the more exacting customer. RG.{Mr Rowledge} | 25.9.29 | Agreed Wr. DA.{Bernard Day - Chassis Design} | 16.7.29 | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 25.9.29 | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 16.9.29 | Agreed - but it should be understood that where these units chassis have supt. as built - also smaller engine (say Phantom II type of head) will be used. E.{Mr Elliott - Chief Engineer} | 15/7/29 | Agreed E.{Mr Elliott - Chief Engineer} 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} [Faint blue circular stamp: PHANTOM] | ||