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An elevator operator (North American English), liftman (in Commonwealth English, usually lift attendant), or lift girl (in British English), is a person specifically employed to operate a manually operated elevator.
An elevator (American English) or lift (Commonwealth English) is a machine that vertically transports people or freight between levels. They are typically powered by electric motors that drive traction cables and counterweight systems such as a hoist , although some pump hydraulic fluid to raise a cylindrical piston like a jack .
An elevator mechanic is someone who constructs, modernizes, repairs or services conveyances. Typically, elevator mechanics work on elevators , escalators , dumbwaiters , wheelchair lifts , moving walkways and other equipment providing vertical transportation.
Elevator, or lift, a device used for raising and lowering people or goods Paternoster lift, a type of lift using a continuous chain of cars which do not stop; Patient lift, or Hoyer lift, mobile lift, ceiling lift, a lift to assist a caregiver for a disabled patient; Rack lift, a type of elevator; Ski lift, an aerial or surface lift for uphill ...
A paternoster in Prague Paternoster elevator in The Hague, when it was still in operation. A paternoster (/ ˌ p eɪ t ər ˈ n ɒ s t ər /, / ˌ p ɑː-/, or / ˌ p æ-/) or paternoster lift is a passenger elevator which consists of a chain of open compartments (each usually designed for two people) that move slowly in a loop up and down inside a building without stopping.
Hoist atop an elevator. A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps. It may be manually operated, electrically or pneumatically driven and may use chain, fiber or wire rope as its lifting medium.
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Elisha Graves Otis (August 3, 1811 – April 8, 1861) was an American industrialist and founder of the Otis Elevator Company. [1] In 1853, he invented a safety device that prevents elevators from falling if the hoisting cable fails.