Mechworld

Screw elevators, also known as auger elevators, are compact and efficient conveying systems that use a rotating screw to move materials vertically, offering features like high efficiency, solid construction, safety measures, and easy maintenance. elevator, car that moves in a vertical shaft to carry passengers or freight between the levels of a multistory building. Most modern elevators are propelled by electric motors, with the aid of a counterweight, through a system of cables and sheaves (pulleys).