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 466
Figs. 133, 134 and 135 Two common types of discharge gates are used withscrew conveyors. One consists merely of a plain handoperated slide (Fig. 136) in the bottom of the trough.The rack and pinion slide (Fig. 137) will, however, usu-ally be found Aiore satisfactory as it is more easily openedand… … Fig. 143 Screw conveyors are frequently used on material whichmust be mixed during its progress through the conveyor.For this purpose a great many special types of flights are
Hoisting machinery · Conveying machinery
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