MS Drum Elevator Lift Machine

A motor at the top of the shaft turns a sheave—essentially a pulley—that raises and lowers cables attached to the cab and a counterweight. Gears connect the motor and sheave in slower systems. Faster elevators are gearless; the sheave is coupled directly.An elevator is a platform that could either be open or closed and is used for lifting or lowering both people and goods to upper and lower floors. In the past, it was not mandatory for story buildings to have elevators.Pulley. A pulley is another simple machine that combines a rope or cable with a wheel and axle to lift large objects. Pulleys with large metal cables are used in modern elevators.lift, raise, rear, elevate, hoist, heave, boost mean to move from a lower to a higher place or position. lift usually implies exerting effort to overcome resistance of weight.