INCREASE-LIFT-WING AIRCRAFT Russian patent published in 2010 - IPC B64C3/00 

FIELD: transport.

SUBSTANCE: invention relates to aircraft engineering, particularly, to transport aircraft designs. Aircraft comprises airframe, RH and LH outer wings, jet engines, vertical and horizontal rudders, undercarriage with front leg and control mechanisms. Upper surface of outer wings and horizontal fins accommodate lengthwise ribs that form chains of alternating narrow and wide channels, symmetric about each other. Outer edge of every narrow channel communicates with inner edge of wide channel, while outer edge of every wide channel communicates with narrow channel inner edge. Lengthwise axes of every chain are parallel to the cord of outer wing or horizontal fin. Area of bottom and cross section of every wide channel exceed several times bottom area and cross section of every narrow channel.

EFFECT: increased lift.

8 dwg