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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).
Inadequacy of strengthening on a stiffened eccentric arm for Phantom III tappets after a 10,000-mile test.

Identifier  ExFiles\Box 96\2\  scan0077
Date  11th November 1935
  
To E.{Mr Elliott - Chief Engineer}

x354

Hs{Lord Ernest Hives - Chair}/Smth.13/KW.11.11.35.

Stiffened Eccentric Arm for Ph.III Tappets.

In view of the type of fracture experienced during the 10,000 miles test, we do not think that the strengthening shown on LeC.4792 is adequate. The cross sectional area along the fracture has only been increased some 10%. We think that the profile should be built up more in the neighbourhood of the ends of the fracture, particularly, if possible, at the lug end.

Hs{Lord Ernest Hives - Chair}/Smth.
  
  


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