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 concerning the flywheel, light type clutch, serrated drive and larger clutch stop.
| Identifier | ExFiles\Box 13\7\ 07-page017 | |
| Date | 24th March 1928 | |
| RR 755 REVISED (10M) (D.C 777-29-2-28) Mṭ C. Lṭ STANDARDISATION of CHASSIS PARTS. COMPLETED 18.7.28 Description of Parts. FLYWHEEL & CLUTCH, LIGHT TYPE SERRATED DRIVE, LARGER CLUTCH STOP. Origin. To simplify the design and for lightness. Experimental Test Report. Fitted to 15-EX and run 10,000 miles in France. Road Test Report. This was run 10,000 miles in France and gave no trouble. The larger clutch stop was an improvement - no trouble with clutch not stopping. Received Stamp: 18 JUL 28 Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ 33-9-8 Cost of New Part. £ 32-7-6 Wbr. Difference per Car. £ 1-2-2 decrease Signature from Cost Dept. that above is correct. GRL 17/7/28 X No. 7300 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.........£....... INITIAL | DATE | REMARKS BJ. | 18.7.28 | agreed R.{Sir Henry Royce} | 29.3.28 | Agreed. FHR. WOR.{Arthur Wormald - General Works Manager} | 27.3.28 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 26.3.28 | Agreed. RG.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 4.4.28 | Agreed, but presume causing the slight wear will be investigated. DA.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 26.3.28 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 27.3.28 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 28.3.28 | Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | | CWB. | 4.4.28 | Agreed, CWB. At its best this is excellent but it appears to be somewhat variable in action, and much less efficient when everything is hot. It is a great improvement on present pattern. CWB. HS.{Lord Ernest Hives - Chair} | 24.3.28 | Agreed. Hs.{Lord Ernest Hives - Chair} PHANTOM | ||