VERTICAL TAKE-OFF AND LANDING AIRCRAFT Russian patent published in 2019 - IPC B64C29/04 B64D27/14 

FIELD: aviation.

SUBSTANCE: invention relates to aircraft engineering, particularly, to vertical take-off and landing of an aircraft. Proposed aircraft comprises fuselage with bottom and tail and propeller fan gas turbine engine with reduction gear. Engine is installed vertically in the center of mass of the aircraft, it contains a propeller fan and a birotating compressor connected to it with two shafts and a birotating turbine, which are installed inside the internal housing with formation of the second circuit between external and internal cases. Behind birotary turbine internal and external nozzles are made. Propeller fan can be made of two rotor stages with possibility of their rotation in opposite direction. Between birotating turbine and internal nozzle of fan-assisted gas turbine engine can be made an afterburner. On tail end or on wings propulsion propulsors can be installed in the form of pushing screw.

EFFECT: safe emergency landing at destruction of propeller fan screw.

11 cl, 12 dwg