What is the Primary Hoisting Mechanism in a Tower Crane?
The primary hoisting mechanism in a tower crane is the wire rope hoist.   How it Works: l A powerful electric motor drives a drum that rotates.   l A steel wire rope is wound or unwound around this drum. l The rope is attached to the hook at the end of the crane's boom. l When the motor turns the drum clockwise, the rope winds up, lifting the hook and any...
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