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Chart of estimated turns versus stiffness for various ring governor springs.


Identifier  ExFiles\Box 61b\4\  scan0006
Date  6th January 1921
  
H. {Arthur M. Hanbury - Head Complaints} W. Webb, Sta. J, New York. N. Y.
-Negative 2.
ESTIMATED TURNS
FOR
RING GOVERNOR SPRINGS
American Bosch Magneto Corp
Research Laboratory
File ............ JAN. 6. 1921
EFFECTIVE FREE TURNS
STIFFNESS IN m.m.-oz. PER DEGREE
SPRING Nos.
CURVE LABELS:
0.014"
0.015"
0.016"
Approx. 0.017"
0.018"
0.019"
0.020"
0.021"
0.022"
0.023"
0.024"
0.025"
0.026"
0.027"
Approx. 0.028"
SPRING Nos. ON GRAPH: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
  
  
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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