1) Air wire rope hoist
A pneumatically driven machinery unit, utilizing wire rope as its lifting medium, and used for the lifting and lowering of a freely suspended (unguided) load. Often used in environments that require electric spark avoidance due to a potentially explosive atmosphere.
2) Hoist Manufacturers Institute
The Hoist Manufacturer's Institute, an affiliate of Material Handling Industry, is a trade association of manufacturers of overhead handling hoists. The products of its member companies include hand chain hoists, ratchet lever hoists, trolleys, air chain and air rope hoists, and electric chain and electric wire rope hoists.
Hoist Manufacturers Institute
8720 Red Oak Blvd., Suite 201
Charlotte, NC 28217
Phone: 704-676-1199 Fax: (704) 676-1199
Hal Vandiver, Managing Director
3) Hoist Manufacturers Institute (HMI) Industry Group
The Hoist Manufacturers Institute (HMI) members are the Industry’s leading suppliers of hoisting equipment including hand chain hoists, ratchet lever hoists, trolleys, air chain hoist, air wire rope hoists, electric chain hoists, and electric wire manufacturing and distribution sector.
4) 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.