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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 157

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary, 1917, leaf 157
HYDRAULIC RAM ANDAIR COMPRESSER.—A hollow or open piston vi-brates in a cylinder, perforated all around with escapeports for egress of water. An air chamber receives thewater, and the air which is drawn in through the ports,which becomes compressed. A small air motordrives a crank shaft and… … 554. SILENT HYDRAULIC RAM—The curved reaction disc, F, serves to liftthe piston valve, C, quickly without shock.The air cushion at G stops the lift at the mo-ment of closure of piston valve, C. J, a stopset-screw; H, valve cage; B, force valve; K,force pipe; I, vent hole to air cushion.

Mechanical movements

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