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).
Trial of new cone and cam angles for the Phantom II Synchromesh to improve gear changing.

Identifier  ExFiles\Box 15\5\  Scan253
Date  11th March 1932
  
*7310.

RHC.{R. H. Coverley - Production Engineer} From Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}1/MA.11.3.32.

P.II SYNCHROMESH.

E.{Mr Elliott - Chief Engineer} has agreed that we should try a 60 cone angle
and also a 30° cam angle, i.e.

[Diagram showing a 30° angle]

Will you please fit the necessary parts in hand.
It is hoped that this will make gear changing easier.


Hs{Lord Ernest Hives - Chair}/H.{Arthur M. Hanbury - Head Complaints} Grylls.
  
  


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