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).
Modifications to the 'Goshawk II' valve gear spring washer.
| Identifier | WestWitteringFiles\G\October1921\ Scan63 | |
| Date | 17th October 1921 | |
| To DA.{Bernard Day - Chassis Design} from E.{Mr Elliott - Chief Engineer} Copy to GJ. POZ HY{Tom Haldenby - Plant Engineer} HS.{Lord Ernest Hives - Chair}✓ ORIGINAL. RE "GOSHAWK II" VALVE GEAR. X 4226 RECEIVED. We send you herewith drawing LeC.1466 shewing the valve spring washer modified. The alterations from the original design shown on LeC.1332 consist of - (1) Making the piece from bar instead of sheetmetal. (2) Adding larger radius in corner where original design was weak. (3) Slightly thickening the top flange and adding a chamfer. E.{Mr Elliott - Chief Engineer} | ||