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 52
124. V-TOOTHED GEAR.—The teeth of whiohare usually inclined from the centre lines of the faceequal to the amount of the pitch at the outer ends. … 125. SPLIT SPUR GEAR, showing methodof bolting on to the shaft of a trolley car. 126. STAR WHEEL GEAR, for wringingmachines, mangles, etc. Allows a variable mesh tcthe teeth. 127. ELASTIC SPUR GEAR, to preven:back lash. The gear runs loose on the shaft;the ratchet-wheel is fast on the shaft.…
Mechanical movements
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