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 248
926. PIN WHEEL AND SLOTTED PINION, o o \ ^y wl^^^^ ^ change of speed is obtained by shifting^ ^ \the pinion along its shaft. 927. VARIABLE ROTARY MOTION fromcone gears. A toothed cone is matched to aninverted cone with pin teeth to gear with the vari-\ able pitch of the cone teeth. 928. SCROLL…
Mechanical movements
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