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? Tandem Rotor - Vehicle? ? ?? Rotor? ??, ?? ?????? ???? Main Rotor Torque? ????? ??? Helicopter??. ?? Type? Helicopter? ?? ? ??? ????? ?? ??? ? ??? ??? ????. ?? Tail Rotor? ?? ??? ??? ??? ??. ??? ??? CH-47? ?? military Transport? ?? ???. ??? ?? ????? ????? ???? Forward Flight? ??? ????? ????.
? Coaxial Rotor ¨C Tail Rotor? ?? Main Rotor ?? ?????? ???? Main Rotor? ?? ? ?? ?? ?????? ???? Main Rotor Torque? ????? ??? Helicopter??. Coaxial Helicopter? Tail Rotor? ?? Main Rotor? ??? ??? Size? ?? ?? ? ??. ?? 2?? Main Rotor?? ??? Lift? ???? ??? ???? ??. ??? ????? Main Rotor? ????? ???? ???? ?? ?? ??? ???. ?? Main Rotor??? ??? ?? ?? ??? ??? ??? Rotor? ???? ??.
? Tilt Rotor - V-22 ?? Rotor Wing? Fixed Wing? ??? ????. ??? ??? Vehicle? Rotor? ?? ?? ???? ??? ? ? ??? Rotor Wing? Fixed Wing? ??? Vertical Climb? ?? Speed? ?? ? ??. ??? Rotor? ???? ?? Mechanism? ????, ?? ?? Weight ??? ????.
? Jet Rotor ¨C Blade ???? Jet? ???? ? Reaction?? Rotor? ????? ??? Helicopter? ???. ??? ????? Main Rotor?? Torque? ???? ?? ??? Tail Rotor? ?? ?? ??. ?? Main Rotor? ??? ??? Transmission? ??? ??. ??? Weight, Cost, Power?? Advantage? ??. ??? Jet? ???? ??? ???? Noise, Vehicle? Control, Heavy Blade? ????.