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).
Graph showing the variation of ball pin load with axle velocity for a 7.5 inch lever.

Identifier  ExFiles\Box 28\1\  Scan215
Date  9th January 1931 guessed
  
SHEET VII
VARIATION OF BALL PIN LOAD WITH
AXLE VELOCITY 7.5" LEVER
VALVES 2G. G.4
MAXIMUM BALL PIN LOAD
LONG STROKES
HIGH PRESSURE
SHORT STROKES
HIGH PRESSURE
LONG & SHORT STROKES
LOW PRESSURE
AXLE VELOCITY 7.5" LEVER FT/SEC
  
  


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