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Shear legs are a lifting device related to the gin pole, derrick and tripod (lifting device). Shears are an A-frame of any kind of material such as timbers or metal, the feet resting on or in the ground or on a solid surface which will not let them move and the top held in place with guy-wires or guy ropes simply called "guys".
A gin pole in use loading logs A gin pole used to install a weather vane atop the 200-foot steeple of a church Roof trusses being assembled with gin poles. A gin pole is a mast supported by one or more guy-wires that uses a pulley or block and tackle mounted on its upper end to lift loads. The lower end is braced or set in a shallow hole and ...
A derrick is a lifting device composed at minimum of one guyed mast, as in a gin pole, which may be articulated over a load by adjusting its guys. Most derricks have at least two components, either a guyed mast or self-supporting tower , and a boom hinged at its base to provide articulation, as in a stiffleg derrick.
Pages in category "Lifting equipment" The following 27 pages are in this category, out of 27 total. ... Gin pole; H. Hoist (device) Hydraulic jack; J. Jack (device) L.
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Jennifer Lynn Suhr (née Stuczynski; born February 5, 1982) is an American former pole vaulter. [2] She has been an Olympic and World champion, has been ranked #1 in the World, has been the #1 American pole vaulter since 2006, and has won a total of 17 US National Championships (7 Indoor, 10 Outdoor).
Rigging is both a noun, the equipment, and verb, the action of designing and installing the equipment, in the preparation to move objects. A team of riggers design and install the lifting or rolling equipment needed to raise, roll, slide or lift objects such as heavy machinery, structural components, building materials, or large-scale fixtures ...
Genie is an American company that manufactures work lifts and platforms used in construction, maintenance, warehouse stocking, and equipment installation. Founded in 1966 by Bud Bushnell, the company operated independently until acquired by Terex in 2002. [1]