BEARING SURFACE Russian patent published in 2019 - IPC B64C21/10 B64C3/14 B64C23/06 

FIELD: physics.

SUBSTANCE: invention relates to the fields of aerodynamics and hydrodynamics. Bearing surface has two straight sweep large elongation identical consoles. Each console has by one equal extension protruding forward from the console leading edge. Extensions have an elliptical shape in plane and sharp leading edges. On the bearing surface, the wing, the extensions are located at the roll control bodies, in particular, the ailerons location. Extensions are located at each of the consoles end or at some distance from the console end part, and at some distance from the console root part.

EFFECT: invention aims at increase in the critical angles of attack without the lift reduction.

4 cl, 11 dwg