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 331
1325. BELT HOLDER, Wellingtonmodel. Does away with a loose pulley. Thebelt is guided on to a set of rollers in a fixedframe at the side of the driving pulley. Savestime and avoids danger in putting on belts. MILL AND FACTORY APPLIANCES. 325
Mechanical movements
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