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 a double thrust bearing for a rear axle pinion.
| Identifier | ExFiles\Box 49\1\ Scan292 | |
| Date | 8th November 1920 | |
| B R 755 (S H) (S.H. 187, 20-2-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2807. COPY Y/4150 COMPLETED 30/3/21 STANDARDISATION of CHASSIS PARTS. Date 8.11.20. X No.4150. Drawing No. G.7478. Part List. G.7478. Description of Parts. Double thrust bearing for rear axle pinion. Origin. Owing to the use of spiral bevel gears which cause a thrust when the car overruns the engine. Experimental Test Report. One set built up, pieces are practically identical with present standard except for extra thrust race. Road Test Report. No road tests. Signature of Exp. Dept. that above is correct. E.{Mr Elliott - Chief Engineer} Hives. Weight of Old Part. --- Cost of Old Part. £ 9. 15. 0. Weight of New Part. --- Cost of New Part. £ 11. 1. 3. Difference per Car. £ 1. 6. 3 increase. Signature of Mr. DELOOZE that above is correct. D/Rd. 17.11.20. 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...£...... Storekeeper advised re above: Storekeeper's Signature. SIGNATURES | DATE | REMARKS Mr. JOHNSON | 3.3.21 | Suggestion in Hs{Lord Ernest Hives - Chair}2/LG1.3.21 agreed to CJ. Mr. ROYCE | 22.11.20 | Agreed FHR. Road test to be carried out simultaneously. Mr. WORMALD | 17.11.20. | I think we should take the risk, but test same. Wor.{Arthur Wormald - General Works Manager} Mr. BARRINGTON | Nov 19/20 | Agreed providing confirmatory tests are carried out before cars are delivered. Bn.{W.O. Bentley / Mr Barrington} Mr. DAY | 11.11.20. | Agreed. Da.{Bernard Day - Chassis Design} Mr. BAILEY | 8.11.20 | Agreed. By.{R.W. Bailey - Chief Engineer} Mr. PLATFORD | 9.11.20 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} Mr. NORTHEY | 12.11.20. | Agreed subject to confirmatory test. PN.{Mr Northey} LWT. for R.R. Inc. | ||