AIRCRAFT SYSTEM Russian patent published in 2011 - IPC B64C9/16 

FIELD: transport.

SUBSTANCE: aircraft system comprises wing and wing tail edge devices with nonparallel trajectories. Wing tail edge inner device is jointed to wing to displace between first retracted position and first extended position along first trajectory. Wing tail edge device is jointed to wing on outer side of said inner device to displace along second trajectory, nonparallel with first trajectory. Wing tail edge intermediate device is jointed between inner and outer devices of wing tail edge to displace relative to wing along third trajectory, nonparallel with both first and second trajectory. Each aforesaid device may create gap between it and wing in displacing into relevant unfolded positions.

EFFECT: reduced weight.

9 cl, 14 dwg