Autogyro with auxiliary rotor drive

摘要: An improved autogyro including a main airframe having engine and pusher propeller as customarily applied in autogyros, lifting rotor an auxiliary drive for the tapping minor portion of power from propulsive transmitting it to rotor, three-stage compound mechanical-hydraulic transmission transferring lift wherein hydraulic serves functions providing continuously variable speed ratio, torque converter type inverse speed-torque relationship, one-way check valve allowing free-wheel, overpressure relief prevent overtorquing bypass acting clutch engage disengage power, manual shut-off brake parking lock.