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 163
CRANES 157 of gears operated by a hand chain, or by an electric motormounted on the crane girder. On cranes of the heavier capacities, the truck side framesare of more substantial construction and range from thetwo-wheel rigid side frame type to the compensating orequalized trucks each having four…
Hoisting machinery · Conveying machinery
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