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 541
also carries a ballast load for in-creased traction. Another form of this type which is a heavier machinewith a longer wheelbase, is used for the general applica-tion of hauling material on trailers. In one style thedrivers seat is over the rear axle while in another styleit is centrally located.… … Four-Wheel Tractor tachment and the same method of holding the load fol-lowed as is used with the three-wheel type. The heavier machine in either style is often used tohaul or push about a plant one or more trailers loadedwith material the weight of which would be within thecapacity of the load…
Hoisting machinery · Conveying machinery
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