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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 43

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary, 1917, leaf 43
95. STOP, DRIVING, AND REVERSINGMOTION with a single belt, which may be oper-ated either way : from the drum on a driving shaft,or from the bevel gear on shaft C. The middlepulley being loose on shaft a, the right-handg pulley tight on shaft ^, left-hand pulley tight onthe hollow shaft B, b. The… … 96. TWO SPEED PULLEYS AND BELTS. —Two pair of tight and loose pulleys on lowershaft, unequal broad tight pulleys on upper shaft.By crossing the belt from one of the pair a quickreturn speed may be obtained. Much used ontapping-machines and planers.

Mechanical movements

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