Scissor Lifts
Scissor Lifts are specifically made for working on projects directly overhead since they are only capable of lifting on a vertical plane. Scissor Lifts are designed of a series of folding and linked supports which crisscross in an "x" pattern. The pressure needs to be applied to the outside of the lowest set of supports in order for the unit to elevate into the air. This process elongates the crossing pattern which vertically propels the unit. If the machine is hydraulically or pneumatically powered, lowering of the platform could be done by easily opening a valve to be able to release the pressure.
There are a wide array of scissor lift models which vary from outdoor rough terrain models to indoor models. The rough terrain scissor lift is designed particularly for construction applications. The rough terrain models are specifically outfitted with more dependable and stronger tires which are powered by diesel or gas engines.
4 Mechanical Lifts
Usually, mechanical lifts are smaller models which utilize screw threads or rack-and-pinion symptoms to lift the platform. The mechanical lifts are limited in the heights they can extend to and the amount of weight they could lift. Mainly, these lift models are used for maintenance jobs like indoor applications and changing light bulbs.
During the 1970s, the first scissor lifts were made. Even though many improvements have been made ever since that time in the categories of safety and materials, the basic original design is still normally utilized. This particular machinery became the perfect alternative for numerous indoor retail establishments that were starting to expand their inventory. The scissor lift is like the forklift. The scissor lift has become known and sought after for its portability as well as its effectiveness. Furthermore, the scissor lift provides the only industrial platforms which could be retracted and can fit into the corner of the building.