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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 .
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.
The Santa Justa Lift (Portuguese: Elevador de Santa Justa, pronounced [elɨvɐˈðoɾ ðɨ ˈsɐ̃tɐ ˈʒuʃtɐ]), also called Carmo Lift (Portuguese: Elevador do Carmo, [elɨvɐˈðoɾ ðu ˈkaɾmu]), is an elevator, or lift, in the civil parish of Santa Maria Maior, in the historic center of Lisbon, Portugal. Situated at the end of Rua de ...
The Kone EcoSpace elevator is a machine-room-less traction elevator designed for low-rise buildings from 2 to 4 stories as an energy-efficient alternative to hydraulic elevators, and can fit in an existing hydraulic elevator hoistway. Maximum speed is 150 feet per minute (0.76 m/s). [16]
Elevator operator. The Smith Tower in Seattle, Washington uses traditional elevator operators, as seen in this 2008 photo. 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. [1]
The original lift operated at a speed of 1 metre per second (3.3 ft/s) and took nearly three minutes to reach the summit of the Hammetschwand, carrying up to eight people in its wooden and zinc-plated cab. In 1935, the lift's speed was increased to 2.7 metres per second (8.9 ft/s) and the cab was replaced with a lighter metal construction.
Elisha Otis. 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. [2][3] On March 23, 1857, he installed the first safety elevator for passenger service in the store ...
Schindler Elevator Corporation. Website. group.schindler.com. Schindler Holding Ltd., formerly known as "Schindler's Lifts", is a Swiss multinational company which manufactures escalators, moving walkways, and elevators worldwide, founded in Switzerland in 1874. Schindler produces, installs, maintains and modernizes lifts and escalators in many ...