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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.
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 ...
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
A water pump supplied a variable level of water pressure to a plunger encased inside a vertical cylinder, allowing the platform, carrying a heavy load, to be raised and lowered. Counterweights and balances were also used to increase lifting power. Elisha Otis demonstrating his safety system, at the New York Crystal Palace, 1853
Otis was born in Halifax, Vermont. His father was Elisha Otis , inventor of the safety elevator and a descendant of the Otis family that is counted among the Boston Brahmin families. He attended public schools in Halifax, Albany , Hudson , and Yonkers, New York .
They saw Bonilla driving with "defective brake lamps," and, during the stop, realized he was a reported MS-13 gang member wanted by El Salvadoran authorities for homicide, according to the statement.
D E P A R T M E N T O F S T A T E September 5, 2007 2 UNCLASSIFIED UNCLASSIFIED Table of Contents SECTION SLIDE Highlights 1. Defeat the Terrorists and Neutralize the Insurgents 2. Transition Iraq to Security Self-Reliance
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