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 542
ouplingand with the added feature of 600 sq. in. to 800 sq. in. oftraction or ground contact, gives this type great pullingforce. The speed is comparatively slow being limited to3^ mi. to 5y2 mi. per hr. Its small size enables it to passthrough ordinary factory doors for picking up loads to bedrawn… … Track-Laying Tractor The application of this type of tractor in larger sizes formuch heavier and more severe service and for longer haulsis covered under the section of this cyclopedia devoted toauto trucks and tractors. Trailers Trailers are a development of the four-wheel platformhand trucks, but…
Hoisting machinery · Conveying machinery
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