Sagita has built an RC model of its concept. A new helicopter concept with less complex mechanics aims to make aviation safer, simpler, and easier to maintain. Sagita Helicopters in Belgium is behind ...

The fundamental design principles behind rotary-wing aircraft date back to the Renaissance, with some of the earliest-known designs belonging to Leonardo da Vinci. Naturally, technology has ...

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 ...

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 ...

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 – ...

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 ...

Bell has unveiled its proposed single-rotor design for the U.S. Army's Future Attack Reconnaissance Aircraft (FARA), a cutting-edge helicopter that may be optionally manned. The '360 Invictus' ...

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 ...

Although helicopter aerodynamics involves the same forces that arise in airplane aerodynamics, these forces occur differently due to fluid flow dynamics across the aircraft. Helicopters take advantage ...

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 ...