Mechanisms — rope hoist

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Pulley System with Cord and Movable Pulleys (b) diagram
Movable-Pulley Cord System (b): 2:1 Lift with Right-Angle Haul

Posted by Robbie Dickson on

Movable pulley systems with cord cut lifting force in half or better. See how riggers, theatres, and shipyards use them to hoist heavy loads with...
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