pulley block


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pulley block

pulley block
A frame or case containing one or more pulley sheaves; a block, 6.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
This little-known pulling tool has a quarter-inch diameter steel cable on a spool and aluminum pulley blocks; the cable is powered by a 50-cubic-centimeter (cc) to 60-cc chain saw engine (with the cutting bar and chain removed) bolted to a high-leverage gearbox.