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The rigging is the two frameworks, spreaders, wire ropes and related fittings used by the crane to pick up this submarine. An advanced rigging challenge assembling a wind turbine . An adjustable spreader bar with webbing slings.
Rigging of an asymmetrical scaffolding piece: the lifting beam is blue, the load is attached to the beam using grey slings. The lifting beam (also known as traverse, spreader beam) is a steel beam that is attached to the hook of the crane in order to spread the slings from one end of an elongated load (like a wall panel) to another. The bottom ...
Spreader (sailboat), a spar on a sailboat used to deflect the shrouds to allow them to better support the mast; Spreader bar, a BDSM bondage device; Spreader beam, a lifting device used to distribute forces appropriately for structural or interference reasons; Container spreader, a tool used for lifting containers and unitized cargo
A crane is a machine used to move materials both ... such as hooks, blocks, spreader bars, and "choker" lines, depending on load (left). Cranes can be remote ...
A modern container crane capable of lifting two 20-foot (6.1 m) long containers at once (end to end) under the telescopic spreader will generally have a rated lifting capacity of 65 tonnes. Some new cranes have a 120-tonne load capacity, enabling them to lift up to four 20-foot (6.1 m) or two 40-foot (12 m) containers.
A block and tackle [1] [2] or only tackle [3] is a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads.. The pulleys are assembled to form blocks and then blocks are paired so that one is fixed and one moves with the load.
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