The Sikorsky S-47 was the first US military helicopter designed by Sikorsky and designed without any US Government assistance ...

The compound coaxial design of the Raider X means that it has two sets of contra-rotating rotor blades for its main rotor ...

It is a twin-engined medium-lift utility helicopter. It is equipped with a single 4-bladed rotor and a single 4-bladed tail rotor. The basic crew complement for the UH-60A is three: pilot ...

Rather than a single, stationary rotor, as you'd see on a typical helicopter, tiltrotors use ... vertically to generate the ...

Tilt-rotor planes are, as the name implies ... With the rotors providing lift, the aircraft is able to hover and perform vertical take-off and landing (VTOL); switched to thrust mode, wings ...

“Having completed folding rotor transition testing at Holloman ... Fold systems aims to enhance the capabilities of vertical lift aircraft for operations in various environments." ...

The Helicopter Department of the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR) DLR-Institute of Flight Systems in Braunschweig is home to the Rotor Test Stand, also known as ...

Rotor Technologies is working through regulatory approval of a remotely piloted helicopter based on Robinson Helicopter's R44 ...

The CH-47D Chinook is the U.S. Army’s primary heavy troop and supply transport aircraft. Originally fielded in the Vietnam War, the CH-47 has undergone a series up upgrades to increase lift and ...