Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 212
is to that ofthe w^eight - piston. Ifmotion takes place, theforce will move throughspace corresponding tothe area of weight-pis-ton, while the weight willmove that of the area of the force-piston. And this is the great principle of all mechanism in the transmission of force: there can be no total… … 196 MECHANICS. lib.
Mechanical drawing
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