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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 385

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 385
1 k 1544. DOOR PUSH CHECK.—The spring closes the door. The piston in the cylinder has a valve to allow quick inlet of air when opening a door, and a small hole adjustable at the bottom of the cylinder for slowly discharging the air. 1545. FOLDING LADDER.—The rounds arepivoted to the side pieces,… … 1546. SIMPLE COMBINATION LOCK. —A number of discs arranged on a spindlehaving a feather key. The discs are notchedto match the notches in the key so that theyreadily turn to be set to the register number torelease the spindle. 1547. TRIPOD.—The legs are pivoted on atriangular prism, which allows…

Mechanical movements

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