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 496
e pistonrods are secured by a suitable yoke and frame to thetraveling sheaves about the cylinder. The upper and lowerends of the cylinder are connected by a circulating pipethe function of which will be shown. A suitable valve,which is operated by a shipper sheave, controls the flowof water to and… … Vertical Hydraulic Elevator Engine The travel of the car with respect to the piston travelmay be any desired ratio. This is accomplished by aprinciple substantially the same as a block-and-fall. Thecylinder may be made a convenient length. For a two-to-one gear, i. e., a car travel of two feet to…
Hoisting machinery · Conveying machinery
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