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).
Query from Hs. to Roy. regarding the intended function of a valve spring extractor.
| Identifier | ExFiles\Box 35\3\ scan 032 | |
| Date | 19th February 1923 | |
| X2764 Roy.{Sir Henry Royce} from Hs.{Lord Ernest Hives - Chair} Hs{Lord Ernest Hives - Chair}2/LG19.2.23. VALVE SPRING EXTRACTOR. Referring to your ROY{Sir Henry Royce}8/MG16.2.23 attached. We cannot see clearly from the sample how this valve spring extractor is intended to work. Is it intended that the copper sleeves and the special spring washer shall be left on each valve on the engine when it is running? Hs.{Lord Ernest Hives - Chair} | ||