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The Cornu helicopter was an experimental helicopter built in France, and is widely credited with the first free flight of a rotary-wing aircraft when it took to the air on 13 November 1907. Built by bicycle -maker Paul Cornu , it was an open-framework structure built around a curved steel tube that carried a rotor at either end, and the engine ...
Richard William Pearse (3 December 1877 – 29 July 1953) was a New Zealand farmer and inventor who performed pioneering aviation experiments. Witnesses interviewed many years afterward describe observing Pearse flying and landing a powered heavier-than-air machine on 31 March 1903, nine months before the Wright brothers flew.
He made history by designing the world's first successful manned rotary 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 at Normandy, France on 13 November 1907. [5]
On 11 December 1951, the Kaman K-225 became the first turbine-powered helicopter in the world. Two years later, on 26 March 1954, a modified Navy HTK-1, another Kaman helicopter, became the first twin-turbine helicopter to fly. [96] However, it was the Sud Aviation Alouette II that would become the first helicopter to be produced with a turbine ...
first two-seat prototype with 125 hp (93 kW) Lycoming O-390-3 engine and moulded plywood fuselage and bubble canopy. K-190 improved prototype with 190 hp (140 kW) Lycoming engine, marketed as an open cockpit crop-duster, certified in April 1949 [4] K-190A open frame three-seat helicopter, powered by a 175 hp (130 kW) Lycoming O-435-C engine ...
Bell 533 1962 – US Army high speed helicopter experiments; Boeing ecoDemonstrator 2012 – Airliner fuel efficiency and noise reduction technologies; Budd BB-1 Pioneer 1931 – Stainless steel construction; Burnelli RB-1 1921 – Lifting body proof of concept vehicle; Carlson-Lynch Vertipactor 1923 – Wingless VTOL aircraft; Chrysler VZ-6 ...
The first free flight of Ship 1 was carried out on June 26, 1943, [4] only the third American helicopter to fly. [5] The Ship 1 prototype registration NX41860 had an open cockpit, an enclosed fuselage for the Franklin piston engine, and fixed three-wheel landing gear. [2] The engine drove a two-bladed main rotor and a two-bladed anti-torque ...
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.