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The Hiller YH-32 Hornet (company designation HJ-1) is an American ultralight helicopter built by Hiller Aircraft in the early 1950s. It was a small and unique design because it was powered by two Hiller 8RJ2B ramjet engines mounted on the rotor blade tips which weigh 13 lb (5.9 kg) each and deliver an equivalent of 45 hp (34 kW) for a total of 90 hp (67 kW). [3]
Hiller X-2-235: Hiller J-5: Hiller UH-4 Commuter: Hiller UH-5 Rotormatic: Hiller UH-12: Single piston-engine observation helicopter Hiller HH-120 Hornet: Hiller HJ-1: Hiller VXT-8: N/A Coleopter Hiller YH-32 Hornet: 1950 18 Tip Ramjet engine helicopter Hiller VZ-1 Pawnee: 1955 6 "Flying platform" Hiller 1098 STORC [10] Tip turbojet convertible ...
Doblhoff WNF 342 V4 model. During the Second World War, German engineer Friedrich von Doblhoff suggested powering a helicopter with ramjets located on the rotor tips. His idea was taken forwards and, during 1943, the WNF 342 V1 became the first tip jet-powered helicopter; it used a conventional piston engine to drive both a compact propeller and an air compressor to provide air (subsequently ...
This category contains aircraft whose primary means of propulsion is derived from one or more ramjet engines. ... Hiller YH-32 Hornet; K. ... Text is available under ...
Category: Hiller aircraft. 4 languages. ... Hiller YH-32 Hornet This page was last edited on 30 October 2023, at 20:04 (UTC). Text is available under the ...
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The Hiller ROE Rotorcycle is a single-seat ultralight helicopter designed in 1953 for a military requirement. [1] A total of 12 were produced for the United States Marine Corps . And in 1954, the Hiller Helicopters was selected by the US Navy 's Bureau of Aeronautics to build this design of a one-man, foldable, self-rescue and observation ...
The XH-44 tipped over on its first tethered test flight with Hiller at the controls, resulting in minor damage. On July 4, 1944, the XH-44 made its first untethered flight at the University of California's football stadium at Berkeley. [2] The helicopter made an appearance during a public demonstration at San Francisco on August 30, 1944. [2] [3]