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Paul Cornu

From Wikipedia, the free encyclopedia
French engineer
French engineer Paul Cornu in his firsthelicopter in1907. Note that he is sitting between the two rotors, which rotated in opposite directions to cancel torque. This helicopter was the first flying machine to have risen from the ground using rotor blades instead of wings.
Full length photograph of theCornu helicopter.

Paul Cornu (French pronunciation:[pɔlkɔʁny]; 15 June 1881 – 6 June 1944) was a French engineer.

Life

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Paul Cornu, of Romanian origins,[1] was born inGlos la Ferrière, France and was one of thirteen children. At a young age, he helped his father in his transports company.[2] He made history by designing the world's first successful mannedrotary wing aircraft.

Cornu first built an unmanned experimental design powered by a 2 hp Buchet engine.[3]

His manned helicopter was powered by a 24 horsepower (18 kW)Antoinette engine.[4] He piloted this construction himself atNormandy, France on 13 November 1907.[5] Previously, a Frenchhelicopter, theBreguet-Richet Gyroplane I, had managed to lift off under its own power, but it had been held in position by men standing on the ground. Cornu's performance was a considerable progress because his aircraft flew without additional support and lifted Cornu about 30 cm (1 ft) for 20 seconds. Unfortunately this early helicopter was scarcely maneuverable and had only a few additional flights. The construction was not much further developed by this technical pioneer, who had to keep on making a living by manufacturingbicycles.

Death

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Paul Cornu died aged 62 in 1944 inLisieux, France, when his home was destroyed during the bombardment by theAllies that accompanied theNormandy landings ofWorld War II.[citation needed]

References

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  1. ^Petrescu, Florian Ion; Petrescu, Relly Victoria (2012).The Aviation History.ISBN 9783848230778.
  2. ^Pike, John."Cornu Helicoplane".www.globalsecurity.org. Retrieved2018-08-09.
  3. ^"Hélicoptère Cornu et fils à Propulseur Spécial".L'Aérophile (in French): 146. June 1906.
  4. ^eurocopter.comArchived 2007-05-04 at theWayback Machine
  5. ^Gibbs-Smith, Charles H. (3 Apr 1959)."Hops and Flights: A roll call of early powered take-offs".Flight.75 (2619): 470. Retrieved24 Aug 2013.

External links

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