An aircraft, such as an unmanned aerial vehicle or a small-sized manned aircraft, can be hybrid-powered by fuel engines and electric motors. In various embodiments, such an aircraft can include both of rotors and fixed wings, and can perform vertical take-off and landing like a helicopter and level flight like a fixed-wing aircraft.
AIRCRAFT WITH ELECTRIC AND FUEL ENGINES
AERONEF EQUIPE D'UN MOTEUR ELECTRIQUE ET D'UN MOTEUR A COMBUSTIBLE
2018-12-16
Patent
Electronic Resource
English