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 269
^ ^ 9 d) 1025. STOPS for a lantern wheel. One (^ O) ol latch stop, the other a roller stop. … 1026. SAFETY CENTRIFUGAL HOOKS. —Hooks are retained by springs until the cen-trifugal force of excessive speed throws them outto catch the pins in the fixed plate. 1027. CRANK MOTION for quick return ofa lever. A, fulcrum of lever. MOTION AND DEVICES CONTROLLING MOTION. 259
Mechanical movements
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