Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 162
565. HYDROSTATIC PRESS.—There aremany modifications of this principle for pressesand elevator lifts. The gross pressure of theram is as the areas of the ram and pump pistonsmultiplied by the pounds pressure on the pumppiston. HYDRAULIC POWER AND DEVICES. 153 566. HYDRAULIC INTENSIFIER. —High… … 566 a. PORTABLE HYDRAULIC RIVETER. —An inverted hydraulic ram is operated bythe small pump and lever attached to the topof the ram. The return stroke is made bythe small reverse ram at the rear of the driv-ing ram.
Mechanical movements
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