SLIT FLAP FOR SHORT TAKEOFF AND LANDING AIRCRAFT Russian patent published in 2019 - IPC B64C9/20 B64C3/50 

FIELD: aviation.

SUBSTANCE: invention relates to the aviation equipment. Slit flap on the wing of the short takeoff and landing aircraft contains a main link with an internal deflector, which is rigidly connected to the external deflector. In the lower part of the main link and the internal deflector of the slotted flap, rigid panels are mounted movably along the guides, to which the intermediate rockers are hinged, which one arm through the control rod is pivotally connected to the lever of the swiveling tail section of the movable panel. Another shoulder intermediate rocking through the control rod of the rotary tail link of the internal deflector is pivotally connected with the lever of rotation of the tail link of the internal deflector. Drive is carried out by a harvesting – release mechanism, which is pivotally connected to the intermediate rocking chair via a rotating control rod.

EFFECT: invention is aimed at improving the efficiency of the flap.

1 cl, 17 dwg