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 289
LOADERS AND UNLOADERS 283 The ditmper consists of a main frame which supports arotating cradle in which the cars are held while beingdumped. The cradle is carried on heavy pivots supportedin frames built into the main frame and is rotated bymachinery located on top of the main structure. The…
Hoisting machinery · Conveying machinery
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