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).
Design drawing detailing an improved double throttle mechanism with notes on component assembly and function.
| Identifier | ExFiles\Box 1\3\ B001_X 93-page09 | |
| Date | 3rd April 1912 | |
| LE CANADELHenry Royce's French residence IMPROVED THROTTLE. (DOUBLE) 3-4-12 Stop for throttle now to occur here & not externally Note. the internal dia of sleeve must be larger than the spindle in order to allow disc to square itself up with end of choke tube. .025" in diameter difference is about correct. Note. The external stop nut on throttle is to be done away with. The stop now being formed by the felt washer. Retaining pin. Brass plate. choke tube. Felt washer. This washer should be shell-aced on to disc before rivetting up. H.R. 885A (100 X 736. 14.3.12) G 2426 | ||