Rotary-wing aircraft
From Freepedia
A rotary-wing aircraft is a broad category of any aircraft with a moving wing, including helicopters and autogyros. A third type, tilt-wing (or tilt-rotor) aircraft, are a recent development.
A rotary-wing aircraft is a broad category of any aircraft with a moving wing, including helicopters and autogyros. A third type, tilt-wing (or tilt-rotor) aircraft, are a recent development.
