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 rear axle gears (14 x 52) to improve the performance of cars with heavy bodies.
| Identifier | ExFiles\Box 171\3\ img099 | |
| Date | 7th July 1921 | |
| R.R. 76b (6 H) (S H 558, 20-9-20) G 9564 ORIGINAL COMPLETED 31.8.21 STANDARDISATION of CHASSIS PARTS. Description of Parts. REAR AXLE GEARS 14 X 52 Origin. To improve the performance of cars with heavy bodies. Date 7.7.21. X No. 3457 X4599 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. Experimental Test Report. There is no alteration in design except the gears themselves. This axle is intended for cars over 50 cwts. Road Test Report. Run 2500 miles on 1.EX. Run 1500 miles on 2.EX. Run 100 miles on Drivers Demonstration car. Signature of Exp. Dept. that above is correct. E.Hives. Weight of Old Part. Cost of Old Part. £ Weight of New Part. Cost of New Part. £ Difference per Car. Difference per Car. £ None. Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... Storekeeper advised re above: Storekeeper's Signature. Signature of Mr. De LOOZE that above is correct. D/Rd 8.7.21. SIGNATURES DATE REMARKS Mr. JOHNSON 25.8.21 Agreed. C.Johnson. Mr. B.Johnson. 25.8.21 Agreed. B.Johnson. Mr. ROYCE 30/7/21 Agreed FHR Mr. WORMALD 12.7.21 Agreed. Wor.{Arthur Wormald - General Works Manager} Mr. BARRINGTON (Mr. Rowledge.) 13.7.21 Agreed. Rg.{Mr Rowledge} Mr. DAY 12.7.21 Agreed. Da.{Bernard Day - Chassis Design} Mr. BAILEY 8.7.21 agreed By Mr. PLATFORD 9.7.21 On behalf of EP.{G. Eric Platford - Chief Quality Engineer} away in U.S.A. J.A.Maddocks Mr. NORTHEY (cwm for R.R.Inc) Awaiting PN{Mr Northey}'s sheet. | ||