Helicopter maker Bell will propose a purpose-built instrument flight rules (IFR) 505 Jet Ranger X as a potential replacement ...

Sikorsky said the aircraft also performed 30 transitions between helicopter and airplane modes ... The company was competing for the program with a coaxial rotor blade aircraft called Raider X. The ...

Sikorsky on Monday detailed recent successful demonstrations with its “rotor blown wing” unmanned aircraft system (UAS), ...

Lockheed Martin subsidiary Sikorsky has successfully flown an electric-powered, 115-lb (52-kg) autonomous drone that uses what it calls a "rotor blown wing" to fly like both a helicopter and an ...

The video said a major aerodynamic challenge was transitioning the aircraft from helicopter to wing-borne flight, requiring new control laws for the maneuver. The downwash from the rotors blows ...

“They wanted a state-of-the-art helicopter gunship, and Lockheed built one using a completely new different rotor system called the rigid rotor, which was totally different from any other kind ...

Sikorsky said the aircraft also performed 30 transitions between helicopter and airplane ... for the program with a coaxial rotor blade aircraft called Raider X. The company had, over a year ...