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Request for torsion and inertia data for the latest Bentley production crankshaft for comparison with the 4-bearing shaft.


Identifier  ExFiles\Box 3\6\  06-page287
Date  26th October 1934
  
K.W.33

To H.C.

Ha/Gry. {Shadwell Grylls} 17/KW.26.10.34.

4-Bearing Engine.

We find in comparing the figures of stiffness and inertia of the 4-bearing shaft with previous results that we have not got any figures for the latest Bentley production crankshaft. Will you therefore please let Walter Gell have such a crankshaft in a crankcase in order to obtain a torsion test, and also the moment of inertia of the shaft.

Perhaps you could arrange this when one of the test bed units is in pieces.

Ha/Gry. {Shadwell Grylls}
  
  
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).


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