Rolls-Royce Archives
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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).
Deflexion test results for an aero crankshaft with thin webs and standard size pins.

Identifier  ExFiles\Box 25\3\  Scan015
Date  13th May 1911
  
R.R. 148 (20 H) (W 414-454H) G 1016.
Rogers
V634
4100
Aero Crank shaft - pure w.
thin webs & standard size pins.
Deflexion test by Brognall. &
about. March. 1918.
One end locted & anchored.
40" a' lever at 56 lbs ie 22000 inch lbs.
deflex at 10" radius = .036"
1° deflex = .175" (at 10" radius).
With plain shaft. similar test .016" deflex
CP.
13/5/11
  
  


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