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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.
Elisha Otis demonstrated an elevator equipped with a device called a safety brake, which revolutionized the industry completely; David Alter displayed a method to manufacture and purify bromine from salt wells, highly useful in the iron industry; The world's first pedal quadracycle was shown
1852 Elevator brake. An elevator or lift is a vertical transport vehicle that efficiently moves people or goods between floors of a building. In 1852, Elisha Graves Otis invented the first safety brake for elevators which prevents an elevator from spiralling into a free fall between numerous floors inside a building. [119] 1853 Burglar alarm
The company pioneered the development of the "safety elevator", invented by Elisha Otis in 1852, which used a special mechanism that locked the elevator car in place against hoisting rope failure. The Otis Elevator Company was acquired by United Technologies in 1976, but it was spun off as an independent company 44 years later in April 2020 as ...
In 1852, Elisha Otis introduced the safety elevator, which prevented the fall of the cab if the cable broke. He demonstrated it at the New York exposition in the Crystal Palace in a dramatic, death-defying presentation in 1854, [ 10 ] [ 11 ] and the first such passenger elevator was installed at 488 Broadway in New York City on 23 March 1857.
Elisha Cuthbert has returned to horror — but now as a mom. The 24 alum plays Keira Woods in The Cellar , who desperately tries to save her daughter who mysteriously vanishes in the basement of ...
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