Helicopter

Helicopter comprising a body with a tail; a main rotor with propeller blades that is driven by a rotor shaft on which the blades are mounted; a tail rotor which is driven by a second rotor shaft oriented transversely to the rotor shaft of the main rotor, an auxiliary rotor driven by the rotor shaft of the main rotor and provided with rotor shaft vanes for clockwise rotation main rotor spin, the auxiliary rotor being mounted such that the longitudinal axis of one of the propeller blades of the main rotor is located at an acute angle relative to the longitudinal axis of one of the vanes of the auxiliary rotor.