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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 161

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox, 1914, leaf 161
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. … 555. DOUBLE-PISTON REACTION HYDRAULICRAM.—The two pistons, B and O, are on thesame spindle with curved reaction disc, A. Gis a leather washer to soften the contact withguide yoke. The cage at D guides the lowerpiston and serves to increase greatly the free-dom of water-flow from the drive pipe,…

Mechanical movements

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