Textron Inc.
Lift-sharing wing with rotatable trailing edge

Abstract:

One embodiment includes a rotary aircraft, including: a rotary propulsion system; a body; and a pair of wings connected on opposite sides of the body, wherein each of the wings includes a flap rotatably connected to a trailing edge thereof and configured to rotate downward relative to the wing during low speed and stationary flight of the aircraft, and to rotate upward relative to the wing during high-speed flight of the aircraft.