A device, incorporated into material handling equipment, utilized to retard or stop the motion of that piece of equipment. Often utilized in conjunction with the motor of that equipment or may be mechanical in nature, utilizing a "ratchet and pawl" configuration.
2) Wire rope hoist
A hoist that utilizes wire rope as the lifting medium. Often powered electrically or pneumatically. This lifting device is made up of a rope storage drum, motor(s), gear box and braking system and is suspended from a monorail or bridge beam(s) by means of a trolley. May also be mounted in a staionary manner.
Manual wire rope hoist are generally referred to as "pullers" and operate utilizing a ratchet and pawl tensioning technology.