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, specifically aluminium brush holders for the 40/50 starter motor.
| Identifier | ExFiles\Box 172\3\ img081 | |
| Date | 22th April 1925 | |
| RR 755 (10M) (SL391 2-11-23) MP 281297 ORIGINAL COMPLETED 28.5.25. STANDARDISATION of CHASSIS PARTS. Description of Parts. ALUMINIUM BRUSH HOLDERS FOR 40/50 STARTER MOTOR. Date 22.4.25. X No. 3728 Drawing No. Part List Origin. To save weight. Experimental Test Report. A 40/50 starter motor fitted with these alum: brush holders has run 10,000 miles on 98-NK car in France entirely satisfactorily. See also JB.96 report attached. Road Test Report. Run on 98-NK car in France 10,000 miles. 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 Weight of Old Part. Cost of Old Part. £ Weight of New Part. Cost of New Part. £ Difference per Car. Difference per Car. £ Negligible. Cost of Parts in Works which will be scrapped if commenced on:— Series......... £......... Series......... £......... Series......... £......... Signature of Mr. De LOOZE that above is correct. My/Rns. 21.4.25. SIGNATURES | DATE | REMARKS MR. JOHNSON | 28.5.25 | Agreed. C.Johnson. MR. B. JOHNSON | 28.5.25 | Agreed. B.J. MR. ROYCE | 23/4/25 | Agreed. FHR MR. WORMALD | 21.4.25 | Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE | 27.4.25 | Agreed. Rg.{Mr Rowledge} MR. DAY | 21.4.25 | Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY | 21.4.25 | Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD | 22.4.25 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 23/4/25 | Agreed. CE MR. NORTHEY | 26.5.25 | Agreed. PN.{Mr Northey} MR. HIVES | 26.5.25 | Agreed. E.Hives. [Watermark: CHASSIS] | ||