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 44
98. TRANSMISSION OF TWO SPEEDSfrom a driving shaft, one a variable speed. Thesame arrangement as No. 97, with the addition ofa driving pulley of different size, and a drivenpulley attached to the friction gear on the lowershaft. The right-hand belt shifts to the nextpulley and may be straight or… … 99. TWO SPEED GEAR from belt pulleys andone hollow shaft. A solid shaft with loose pulley (a)and fast pulley (b), fast pulley [c) on hollow shaftcarrying large driving gear at the right. 100. VARIABLEGEARING. SPEED OR CONE 1 ¥ W^M «, tight pulley on outside hollow shaft. b, tight pulley on inside…
Mechanical movements
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