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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 positioned so the upper end lies above the object to be lifted. The pole (also known as a mast, boom, or spar) is secured with three
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 gyn is an improvised three-legged lifting device used on sailing ships. It provides more stability than a derrick or sheers, and requires no rigging for support. Without additional support, however, it can only be used for lifting things directly up and down. Gyns may also be used to support either end of a ropeway. [1]
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Modern sasumata man catcher used by riot police in Japan. While other man catchers are no longer in use, the sasumata (described above) currently has modern variants that are semi-flexible, with padding, blunt endpoints, and other slightly modified geometry, designed to significantly reduce the chance of injury to restrained civilians.
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Lifting may refer to: Manual handling of loads; Raising objects upwards, for example with lifting equipment; Weightlifting, lifting weights for exercise and sport, including: Olympic weightlifting, an Olympic sport that tests explosive strength; Powerlifting, a sport that tests limit strength; Weight training, a way of increasing strength