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Alexander Miles, circa 1895. Alexander Miles (May 18, 1838 – May 7, 1918) was an African American inventor and businessman, known for being awarded a patent for automatically opening and closing elevator doors. He was awarded U.S. patent 371,207 on October 11, 1887.
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 ...
Spouse. Mary Scranton Brown. Children. 2 sons, 1 daughter. William Ellery Hale (April 8, 1836 – November 16, 1898) was an American businessman, real estate investor and civic leader. He was the president of the Hale Elevator Company, one of the first hydraulic elevator companies in the United States. He owned many buildings in Chicago .
Holeless hydraulic elevators were developed in the 1970s, and use a pair of above-ground cylinders, which makes it practical for environmentally or cost-sensitive buildings with two, three, or four floors. Roped hydraulic elevators use both above-ground cylinders and a rope system, allowing the elevator to travel further than the piston has to ...
Edward Bayzand Ellington (2 August 1845 – 10 November 1914) was a British hydraulic engineer who pioneered the development of urban-scale hydraulic power distribution systems. [1] [2] Ellington was managing director of the Hydraulic Engineering Co of Chester and one of the founders of the London Hydraulic Power Company.
Jesse Wilford Reno (August 4, 1861 – June 2, 1947) was an American inventor and engineer. He invented the first working escalator in 1891 (patented March 15, 1892) used at the Old Iron Pier, Coney Island, New York City. His invention was referred to as the "inclined elevator." An earlier escalator machine, termed "revolving stairs" by its ...
The Artuqid ruler Nasr al-Din Mahmud (r. 1201–1222) is known to have commisionned the first edition of Al-Jāmi‘ fī ṣinā‘at al-ḥiyal of Ibn al-Razzaz al-Jazari, in April 1206 at the Artuqid court. [20][21] This manuscript is known as Ahmet III 3472, now in the Topkapı Sarayı Library. The miniatures are thought to reflect various ...
William Smith Otis (September 20, 1813 – November 13, 1839) was an American inventor of the steam shovel. Otis received a patent for his creation on February 24, 1839. In 1839 William Smith Otis, civil engineer of Philadelphia, Pennsylvania, was issued a US patent for the steam shovel (No. 1,089) for excavating and (removing earth).