Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 48
Leather or rubber facing for wheeland pulley makes best working condition. III. VARIABLE SPEED GEAR forsewing-machines, Wrights model.The upper shaft is the driver, the lowershaft carrying the band pulley, swivelsby the foot for variable speed. 112. TRANSMISSION OF ROTARYMOTION to an oblique shaft…
Mechanical movements
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