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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 ...
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 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.
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Stretch is ready to make the big lift while Gipsy Lady a Sikorsky s64 sky crane helps change ac units on the roof of a factory. 36. Machines Go To School. Backhoes, bulldozers, and other machines go to school to learn about how to dig, push dirt, carry dirt, and other construction procedures. This episode was filmed in Morrisburg, Ontario. 37.
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Joseph Herscher is a YouTube personality known for his channel Joseph's Machines. Herscher is a kinetic artist who specializes in making comical chain-reaction machines. [2] He made his first machine, the Lolly Machine, when he was five. [3] He was a 2013 Artist-in-Residence at the McColl Center for Art + Innovation in Charlotte, North Carolina ...
Since Lady Gaga's "Bad Romance" in 2009, every video that has reached the top of the "most-viewed YouTube videos" list has been a music video. In November 2005, a Nike advertisement featuring Brazilian football player Ronaldinho became the first video to reach 1,000,000 views. [1] The billion-view mark was first passed by Gangnam Style in ...