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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. [2] [3] On March 23, 1857, he installed the first safety elevator for passenger service in the store of E.V ...
Otis Elevator Company, is the world's largest manufacturer of vertical transportation systems today, principally elevators and escalators. Founded in Yonkers, New York, USA in 1853 by Elisha Otis , the company pioneered the development of the safety elevator, invented by Otis, which used a special mechanism to lock the elevator car in place ...
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: 1811 Elevator brake [72] 1988 Frank B. Colton: 1923 Oral contraceptives [73] 1988 Louis W. Parker: 1906 Television receiver [74] 1989 George Westinghouse: 1846 Air brake system [75] 1989 Irving Langmuir: 1881 Electric lighting [76] 1989 John Deere: 1804 Farm plow [77] 1989 Raymond Vahan Damadian: 1936 Magnetic resonance imaging ...
Elisha Otis's elevator patent drawing, 15 January 1861. The first elevator shaft preceded the first elevator by four years. Construction for Peter Cooper's Cooper Union Foundation building in New York began in 1853. An elevator shaft was included in the design because Cooper was confident that a safe passenger elevator would soon be invented. [12]
9th century – The sine quadrant, was invented by Muhammad ibn Musa al-Khwarizmi in the 9th century at the House of Wisdom in Baghdad. [3]: 128 The other types were the universal quadrant, the horary quadrant and the astrolabe quadrant. 10th century – sea-going junk ships built in China. Late 10th century – Kamal invented in Arab world.
Elisha Otis (1811–1861), American inventor and industrialist, inventor of an elevator safety device and founder of Otis Elevator Company Eliza Ann Otis (1833–1904), American poet, journalist, and philanthropist, co-founder, publisher and associate editor of the Los Angeles Times newspaper
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. In his early youth, he entered into business with his father and engaged in the manufacture of elevators for nearly fifty ...