Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 57
142. TATHAMSDYNAMOMETER, for avertical belt. A balanceframe lever, pulleys, anddash-pot. The work of the belt is: wx^x s33,000 =:H.P. W — weight on scale.B = length of lever. A = fulcrum to pulleys which should be equal.S = speed of belt in feet per minute.
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.