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 modified valve spring washer for a chassis.
| Identifier | ExFiles\Box 35\3\ scan 033 | |
| Date | 28th February 1923 | |
| R R 74b (S H) (S H 238, 20-2-20) G 8554 STANDARDISATION of CHASSIS PARTS. X No. 2764 Description of Parts. MODIFIED VALVE SPRING WASHER. Origin. Guide to locate washer for valve spring. Experimental Test Report. The proposed washer follows the practice adopted by Springfield. It is similar in effect to the washer used on the aero engines and 20 H.P. The attached sketch shows the difference in the present and proposed valve washer. Road Test Report. Run by Springfield 8000 miles. So far no road tests in England but they have just been fitted to 6.EX Car. We shall have completed road tests before engines are built. We can always modify the new washer into the present design. Signature of Exp. Dept. that above is correct. E.Hives Weight of Old Part. Cost of Old Part. £ 0. 3. 4 Weight of New Part. Cost of New Part. £ 0. 5. 1 Difference per Car. £ 0. 1. 9 increase. Signature of Mr. De LOOZE that above is correct. My/JW 3.3.23. SIGNATURES | DATE | REMARKS Mr. JOHNSON (Mr. E.{Mr Elliott - Chief Engineer} Johnson) | 20.3.23 | agreed. Quite safe to adopt - very Mr. ROYCE | 24.3.23 | Agreed. FHR. necessary as soon as convenient. Mr. WORMALD | 5.3.23 | Agreed. Wor.{Arthur Wormald - General Works Manager} Mr. BARRINGTON (Mr. Rowledge) | 7.3.23 | Agreed. Rg.{Mr Rowledge} Mr. DAY | 15.3.23 | Agreed. Da.{Bernard Day - Chassis Design} Mr. BAILEY | 2.3.23 | Agreed. BY.{R.W. Bailey - Chief Engineer} Mr. PLATFORD | 3.3.23 | Agreed - please let me know at once when standardised so we can advise Springfield. Mr. NORTHEY (EWT. for R.R. Inc) | 8.3.23 | Agreed. FN. Actions: 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. | ||