SUBSONIC AIRLINER Russian patent published in 2014 - IPC B64D27/18 

FIELD: transport.

SUBSTANCE: subsonic airliner has high-lift swept low wing with elongation λ≥11.5. Wing sweep in line of chord fourth varies from χ=25° to χ=30°. Rigging angles of the wing support profile twist vary over outer wing span. Every outer wing is set at angle of transverse V. Turbojet nacelles on pylons are mounted under outer wings. In flight, axis of right turbojet and its nacelle (14) are located at positive angle to aircraft mirror axis. In flight, axis of left turbojet and its nacelle (14) are located at negative angle to aircraft mirror axis. Both nacelles are located at positive angle in vertical mirror axis. Outer surface of airframe mid part is shaped to oval.

EFFECT: enhanced performances.

10 cl, 7 dwg