Controlling crane movements, involves limiting speed and/or acceleration of crane movement by maximum movement depending on deviation of load moment from maximum load moment
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Luffing crane
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Lifting rope support device for a jib crane
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CONVERTER ROPE BOTTLE
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DEVICE FOR RETRIEVING THE LIFTING ROPE IN A CRANE WITH A TROLLEY TRAVELABLE ON A HIGH-ALIGNED TRACK
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Understructure for a tower crane used in a stationary position
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Single-link luffing crane for four-rope grab or load hook operation
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Curve-going, rail-mounted lower part of a tower crane
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CRANE LIFT FOR CONSTRUCTION CRANES
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Crane tower base securing system - has supporting struts with universal joints at each end for securing to already built structure
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Corner lock for container spreader frame - has sprung pin housed in sleeve and rotatable through 90 degrees to engage corner fitting
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Multistorey building climbing mechanism for crane tower - has sliding climbing frame with rollers on support arms engaged in frame tracks
