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 313
1215. MAST AND GAFF HOIST,for unloading coal barges to an elevatedtrack. A portable boiler and steam hoistor an electric motor hoist, with occasionallya horse pull, are the motive powers. 1216. COAL-LOAD-ING TIPPLE and sort-ing screens for loadingcars. The screens areinclined at the slidingangle… … 1217. OTIS STOP for elevator cars. B,car frame sliding on the ratchet posts A, A;,d, d are the stop-dogs operated by bell-cranklevers to thrust the dogs into the ratchets on therelease of the eye bar b, by a break in the ropeor hoisting machine. The spring c quickens theoperation of throwing out…
Mechanical movements
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