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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 46

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 46
a pulley to or from the centre of the faceof a disc wheel. 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…

Mechanical movements

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