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).
Page discussing the effect of vacuum in the induction pipe on coupling rattle.
Identifier | ExFiles\Box 25\3\ Scan028 | |
Date | 19th November 1911 guessed | |
(2) of the engine when air is admitted to the induction pipe and when the induction pipe has in it a considerable vacuum, i.e. the pressure considerably below the atmosphere. This would make a great difference in the tendency to rattle in the coupling. F.H.R. [Watermark text] DICKINSON BOND 1804 MADE AT CROXLEY | ||