leading-edge flap

leading-edge flap

leading-edge flapclick for a larger image
Leading-edge flaps.
A portion of the leading edge of the wing that folds downward to increase the camber of the wing to increase both its lift and its drag. Leading-edge flaps are used both for takeoff and landing. See also Krüger flap. Also called a nose flap.
References in periodicals archive ?
The night-shift supervisor had instructed me and my co-worker, AN Garcia, to go to the flight deck to scrape rain erosion off the leading-edge flap antenna on aircraft 207.
The company will provide its highly advanced phase and amplitude stable cable assemblies for the electronic warfare and leading-edge flap communication navigation information systems for the F/A-22.
FA-18A VMFA-142 04/05/2004 Starboard leading-edge flap departed the aircraft during maneuvering flight.
During the "G awareness" maneuver, his FA-18 had an uncommanded deflection of the left inboard, leading-edge flap, which caused a severe nose-down attitude and significant loss of altitude.
It was too late; that aircraft's outboard, leading-edge flap struck the port horizontal stabilator of the parked aircraft.
I expected to see blood from a bird all over my wing, but instead, I saw my outboard leading-edge flap (LEF) sticking straight up, 90 degrees the wrong way.
1 checked the FCS page and saw my left leading-edge flap was X'd out.
The left leading-edge flap, driven by hyd 1B, has a hyd 2A backup.
With the leading-edge flap locked out the consensus from the ready room was that I could not slow down enough to "blow" down the gear.
Leading-edge flaps also can be employed, but usually are reserved for heavier transport airplanes.
The problem was that one side of leading-edge flaps had partly retracted and the other side was still out full.
The US Federal Aviation Administration is further proposing to extend the fix to prevent leading-edge flaps from retracting during take-off on Rolls-Royce RB211-powered Boeing 747s, to the other versions of the aircraft.