FIELD: aircraft engineering.
SUBSTANCE: invention relates to aircrafts. Wing in ground comprises center wing with wing brackets, two-girder tail fins with keels and one stabilizer, takeoff landing device. Center wing is made with width of 90–120 % of its length, with thickness of 14–16 % of its length, with straight front and rear edges, empennage beams are located on extension of side edges of center section. Console trapezoidal shape in plan with area of 20–30 % of center section and contain trapezoidal tips turned with respect to longitudinal axes with area of 1–3 % of center wing. Tail fin is arranged with two stabilizers, on trailing edge of center wing additionally installed splitting rotary shields. Wing consoles are equipped with takeoff and landing mechanization of front and rear edges in the form of rotary socks and slot flaps, respectively. Takeoff-landing device is made in the form of retractable multi-support wheel chassis.
EFFECT: invention is aimed at improvement of aerodynamic quality.
5 cl, 13 dwg
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