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 489
single belt is used it is necessary to install areversible motor so as to enable the car to travel up ordown. If power is taken from a line shaft which cannotbe reversed the up and down travel of the car may beaccomplished by the use of a double belt elevator. Herethe belts are arranged so that an… … Single Bell Electric Elevator rope in the shaft, which operates the controller. The motordrives the pulley which is l<cyed to the worm shaft. yVworm and wheel afford additional means of speed reduc-tion to the speed reduction obtained by the difference inthe pulley diameters on the motor and on…
Hoisting machinery · Conveying machinery
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