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 461
rigidly attached tothe chains, or a hinged joint may be used to allow forunequal stretch of the chains without resultant bending ofthe flight. Gravity Roller Conveyor Wood supports for roller gravity conveyor (Fig. 90)are sometimes used on account of their relatively lowcost as compared to steel. A… … ■either with or without adjustment for height. Commonwood horse supports having no adjustment are frequentlyused although their lack of adjustment is a disadvantage. Steel supports are made either portable or stationary.The portable supports (Fig. 91) for outdoor use are ofthe horse type having the…
Hoisting machinery · Conveying machinery
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