1) 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
hvandiver@mhia.org
2) Hook rotator
A motorized device that powers the rotation of the hook attached to the bottom block of a hoist.
The hook on a bottom block generally rotates manually but due to the weight of a load and/or the need for controlled hook movement, this hook rotation is driven by a motor and gearing arrangement.
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) Gear motor
A commonly used term that designates a hoist that derives its lifting and lowering power from a mechanical setup involving a gear set and pneumatic or electric motor.
5) Hoists
A suspended machinery unit that is used for lifting or lowering a freely suspended (unguided) load. May be manually operated or electrically or pneumatically driven and may use chain or wire rope as its lifting medium.