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 390
156S. SWING DERRICK, with fixed boomSteam hoist. MISCELLANEOUS DEVICES. 379 … 1569. PACKAGE ELEVATOR, for con- tinuous service up or down without reversing.May be arranged for self-dumping both w^ays,
Mechanical movements
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