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 286
1145. COMPOUND DISC SPRING.—The discsare dished and perforated for a guide pin. … 1145^. HYDRO - EXTRACTOR,showing method of belting with ad-justable idler and cone pulleys. Type for laundry work. At a speedof from 1,000 to 2,000 revolutions perminute the water flies off by centrifu-gal force and the material is left near-ly dry. 28o MOTION AND DEVICES CONTROLLING MOTION.
Mechanical movements
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