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 356
byremoving or lowering adjustable sections of the runway.However, this method of discharge applies mainly to fairlyuniform and regular packages of lighter weight. Because of the greater wear on the sliding surfaces inelevating heavy packing cases, it is advisable to use eitherrollers or heavy… … Receiving from Two Floors to 10 in. above the runway. Slow speeds, of about 30 ft.to 40 ft. per min., are advisable largely because of theshock of loading. Where intermediate floor loading pointsare used, they must be designed with special care, andwith regard to quick adjustment and easy…
Hoisting machinery · Conveying machinery
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