A scissor lift is equipment useful for lifting persons or objects to the necessary height. This type of lift moves only vertically. It's extensively found in manufacturing and construction industry where it's common for people to work in hard to attain spaces. It can be useful for doing maintenance work of high-rise buildings.
It Scissor lift Manufacturers the efforts of the workers, as they do not have to carry heavy loads manually. Also, it can help them reach a height that is comfortable for performing their task properly. For instance, in case a worker has to completely clean the window panes of a third floor, they can use the scissor lift to reach to that particular height. In simple words, this equipment escalates the efficiency of a worker. They are also used widely by emergency services like fire fighting. You will find various kinds of scissor lifts. However, all such lifts have more or less similar type of construction. They contain three main parts - platform, scissor arms, and controls. Once the scissor arms stretch, the lift moves in the upward direction and when the scissor arms compress, the lift moves downward. These lifts could possibly be divided in to two types - manually propelled and self propelled. Whereas self-propelled lifts move up and down with the assistance of motors, the manually propelled lifts are moved up and down manually. The scissor lifts may also be categorized into two types dependant on their drive mechanism - hydraulic lifts and pneumatic lifts. In hydraulic lifts, a fluid is used for the upward movement of the lift. Once the liquid is released, the scissor arms stretches and the lift moves up. The amount of liquid released is dependent upon the height to which the lift has to be raised. It's regulated with a valve. In pneumatic lifts, air bags are used to move the scissor arms up and down. Based upon the source of power, a scissor lift can be divided in to gas and electric powered lifts. Gas powered lifts are usually used for outdoor applications whereas electric ones are employed for indoor applications.
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March 2018
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