AIRCRAFT Russian patent published in 2009 - IPC B64C1/00 B64C3/38 

FIELD: aircraft engineering.

SUBSTANCE: invention relates to aircraft engineering, namely to variable wing area flight vehicle heavier than air. Proposed aircraft comprises fuselage, wings, pilot cab, engines, tail unit, landing gear and ailerons. Two rough-type wings are arranged above the fuselage, fitted one into another. In taking off and landing, upper wing is extended upward with the help of hydraulic actuating cylinders.

EFFECT: reduced taking-off and landing run, increased loadlifting and lift.

4 dwg