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 618
motives from one mine to another, or to dis-pose of surplus rolling stock, are self-evident. Narrow gage tracks are cheaper to construct and thecars can be more easily pushed around sharp curves, butthey are apt to be rather top heavy. Broad gage tracksrequire a larger investment in ties, but the… … Fig. 60—Coal Mine Car, Lift End Gate top and bottom. With a low seam and a good top a car ofconsiderable width may be used. The difficulty is to ob-tain sufficient strength for that portion of the body whichoverhangs the wheels. The overhang can, of course, bedecreased by increasing the track gage,…
Hoisting machinery · Conveying machinery
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