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 for steering pivot pins and bushes to reduce wear.
| Identifier | ExFiles\Box 67\3\ scan0306 | |
| Date | 10th September 1925 | |
| RR 755 (10H) (SL391 2-11-23) MP 281297 48430 COMPLETED 7.10.25 STANDARDISATION of CHASSIS PARTS. Date 10.9.25. Description of Parts. STEERING PIVOT PINS AND BUSHES. Origin. To reduce wear. Experimental Test Report. We have frequently had complaints of excessive wear on pivot pins and bushes. The modified scheme allows considerable increase in size of bearings and a better method of lubrication. Road Test Report. Run 29000 miles in France on 93-NK. Condition Very good. Run 8,000 miles on 44-PK. Considered an improvement over present standard. X No. 8430 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 Weight of Old Part. Cost of Old Part. £ 19. 17. 3d. Weight of New Part. Cost of New Part. £ 20. 10. 0d. Difference per Car. Difference per Car. £ 12. 9d. increase. 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. 19.9.25. SIGNATURES DATE REMARKS MR. JOHNSON 6 OCT agreed BJohnson & MR. B. JOHNSON 6 10 25 agreed MR. ROYCE 21.9.25 Agreed. FHR. Urgent. MR. WORMALD 5.10.25 Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE 11.9.25 Agreed. Rg.{Mr Rowledge} MR. DAY 12.9.25 Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY 11.9.25 Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD 11.9.25 Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT 21.9.25 Agreed. E.{Mr Elliott - Chief Engineer} MR. NORTHEY 11.9.25 Agreed. PN.{Mr Northey} MR. HIVES 5.10.25 Agreed. E.Hives. | ||