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).
Sketch of an operating device for a reserve fuel valve, with a protective cover and employing a sylphon tube.
| Identifier | ExFiles\Box 75\2\ scan0087 | |
| Date | 19th August 1920 | |
| R.R. 285A (100 T) (S.G. 643, 19-2-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2618 E1/G19/8/20 X.3888a PROTECTIVE COVER WHICH MUST BE REMOVED IN A SIMILAR WAY TO A TYRE VALVE COVER TO OPERATE THE VALVE THIS COVER PREVENTS THE ACCIDENTAL DEPRESSION OF THE OPERATING HANDLE BY LUGGAGE ETC. WHICH WOULD CAUSE LEAKAGE OR DAMAGE TO NEEDLE ACCORDING TO WHETHER THE VALVE WAS OPEN OR SHUT SKETCH OF OPERATING DEVICE FOR RESERVE FUEL VALVE ALTERNATIVE TO THE DESIGN EMPLOYING SYLPHON TUBE | ||