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

Between the abbreviated fuselage and the tail, [Arron] installed a tail rotor from an 800 size helicopter. A 1.25 kW brushless motor drives the tail rotor while a high-speed servo controls the pitch.

and Bell developed the AH-1 Cobra two-seat attack helicopter, using the Huey's transmission, engine, rotor system, and tail ...

Lockheed Martin's Sikorsky has successfully flown its "rotor blown wing" uncrewed aerial system in both helicopter ... takes off and lands like a helicopter from a tail-sitting configuration ...

MD Helicopters is working on a series of upgrades for the global installed fleet of its helicopters and has hinted at a ...

Sikorsky reported successful flight tests for its 115-pound, battery-powered twin prop-rotor unmanned aircraft.

It is a twin-engined medium-lift utility helicopter. It is equipped with a single 4-bladed rotor and a single ... 60A utilizes a dragging tail wheel landing gear system, with two non-movable ...

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