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A helicopter is a type of rotorcraft in which lift and thrust are supplied by horizontally spinning ... a French inventor who demonstrated a small steam-powered model ...
Arthur Middleton Young (November 3, 1905 – May 30, 1995) was an American inventor, helicopter pioneer, philosopher, astrologer, and author.Young was the designer of Bell Helicopter's first helicopter, the Model 30, and inventor of the stabilizer bar used on many of Bell's early helicopter designs.
Igor Sikorsky was born in Kiev, Russian Empire (now Kyiv, Ukraine), on May 25, 1889. [6] [10] [11] He was the youngest of five children.His father, Ivan Alexeevich Sikorsky, was a professor of psychology in Saint Vladimir University (now Taras Shevchenko National University), a psychiatrist with an international reputation, and an ardent Russian nationalist.
The R-4 was the world's first large-scale mass-produced helicopter and the first helicopter used by the United States Army Air Forces, [1] the United States Navy, the United States Coast Guard and the United Kingdom's Royal Air Force and Royal Navy. In U.S. Navy and U.S. Coast Guard service, the helicopter was known as the Sikorsky HNS-1.
Experimental helicopter by Enrico Forlanini (1877), exposed at the Museo nazionale della scienza e della tecnologia Leonardo da Vinci of Milan, Italy. In 1877, the Italian engineer, inventor and aeronautical pioneer Enrico Forlanini developed an unmanned helicopter powered by a steam engine.
In 1980, the American Helicopter Society International offered a prize of US$10,000 for the first human-powered helicopter flight (60-second duration, a height of 3 meters, and staying within an area of 10 x 10 m) and soon increased prize money to US$25,000. In 2010, Sikorsky Aircraft pledged to increase the prize sponsorship to US$250,000.
General Corradino D'Ascanio (1 February 1891 in Popoli, Pescara – 6 August 1981 in Pisa) was an Italian aeronautical engineer.D'Ascanio designed the first production helicopter, for Agusta, and designed the first motor scooter for Ferdinando Innocenti.
Oscar H. Banker (born Asatour Sarafian; May 31, 1895 [1] – January 1979) was an Armenian American inventor who patented a number of works, including an automatic transmission for automobiles, the needleless inoculation gun, the primary controls of the first Sikorsky helicopter, and power steering.