Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry (1921)
Wright, Roydon Vincent, 1876- ed, Little, John G., joint ed, Augur, Robert C., joint ed · New York, N.Y., Simmons-Boardman Publishing Co · leaf 810
parallel drum hoists, two-speeddragline excavator hoists and dock winches are alsomanufactured. with one,binations, ElectricHoists The Clyde one, two or three! drum electric hoists are oper-I ated by a motor specially de-I signed for crane arid hoist serv- 1 , „„„„, „,„„ ,„„„„„,„|. ice. Besides the… … Two Drum Electric Hoist, With Derrick Swinging Gear lilllllllllllllllilliiiiili i The motive power of theI Clyde gasoline hoists is sup-I plied by multiple, vertical cyl-I inder, tractor type gasoline„| motors. The hoists are builtsimilarly to the electric, andconsist of one, two and three drum…
Hoisting machinery · Conveying machinery
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