UAVOS announced that it had completed flight tests of its advanced bearing-less rotor system installed on the UVH 25EL unmanned helicopter. Torsion bar is aimed to provide an effective damping action ...
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The biggest-rotor helicopter in the world could lift over 10,000 pounds and be heard from eight miles away
Helicopters come in all sorts of weird shapes and sizes. In the early days of mass-produced helicopters in the 1940s and 1950s, engineers experimented with strange designs and unique concepts, many of ...
FORT RUCKER, Ala. -- Before turbine engines took over the world of rotor-wing Aviation, a proof-of-concept system revolutionized helicopter flight with a radical new rotor design. The Lockheed CL-475 ...
A dual-rotor concept to improve helicopter performance achieved first flight more than a year after originally planned. Will the design live up to its promise? A futuristic helicopter prototype ...
Airbus Helicopters continues to eye novel architectures for future rotorcraft designs, including new compound and tail rotor-free configurations, patent applications reveal. A pair of filings – ...
Aerovelo's Atlas, the human-powered helicopter's quad-rotor design. The Igor Sikorsky Human-Powered Helicopter Award (a $250,000 engineering prize) was unclaimed for 33 years, but the University of ...
Since helicopters appeared some 80 years ago, they’ve used a single high-speed tail rotor to counteract the torque of the main rotor, stabilizing the aircraft in flight. But that rotor is both the key ...
From 'sleep mode' engines to foldaway wingtip rotors, the biggest players in VTOL are ditching 50-year-old designs for ...
An artist's rendering of Boeing's submission for the Army's Future Attack Reconnaissance Aircraft competition is seen here. (Boeing) WASHINGTON — After dropping a brief teaser trailer several weeks ...
Drones aren’t anything new—multi-rotor aircraft are becoming a bigger part of people’s lives every day. From the latest batch of up-and-coming urban air mobility companies to hobby applications, ...
Hindustan Aeronautics (HAL) is moving ahead with its Indian Multi-Role Helicopter (IMRH) programme. Speaking to FlightGlobal, G Syam Nath, executive director, HAL, says the IMRH design has been frozen ...
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