ROTORCRAFT Russian patent published in 2020 - IPC B64C27/22 

FIELD: aviation.

SUBSTANCE: invention relates to the field of aviation, particularly to the rotorcrafts designs. Rotorcraft comprises fuselage with bottom, rotor on shaft connected via reduction gear with gas turbine engine with air intake, compressor, combustion chamber, turbine and nozzle. Gas turbine engine nozzle is made rotary in vertical plane with possibility of its installation in vertical position in emergency mode. Afterburner chamber is arranged between turbine and nozzle. On the fuselage bottom there is a safety platform having a vertical hole for placing the nozzle in emergency mode, the inner cavity of the safety platform is filled with a damping material. Damping material used is honeycomb structure or metal rubber.

EFFECT: safe landing at rotor destruction.

5 cl, 8 dwg