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).
Request to modify an HS gearbox to test the tooth loading of a new universal gearbox.

Identifier  ExFiles\Box 94\2\  scan0251
Date  25th June 1937
  
HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}
Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}11/AP.25.6.37
328
4. HS.{Lord Ernest Hives - Chair} GEARBOX.
We want to modify this box so that we can test the 1st. speed tooth loading of the new universal gearbox.
This means reducing the effective width of the 1st. speed wheel to .740".
Will you please grind this gear accordingly.
Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}
  
  


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