FIELD: aviation; emergency landing gear extension systems. SUBSTANCE: device includes stick connected with load control mechanism and gain changer connected with landing gear locks by means of cable run. Lock control mechanism is made in form of upper and lower rods connected by means of gimbal gear. Upper rod is connected with stick and lower rod is connected with input member of gain changer made in form of worm reduction gear. Mounted on output shaft of worm reduction gear are sectors of cable run. Device is provided with landing gear extension indicator made in form of pin provided with concentric notch which is movable mounted in inner cavity of upper rod. Pin is rigidly connected with nut movably mounted on upper rod and connected by external thread with body rigidly secured on control panel. Upper portion of pin has longitudinal slot where shaft locking the stick relative to upper rod is movably mounted. EFFECT: accessibility of control stick; ease of use in abnormal situation; possibility of visual observation of landing gear extension. 4 dwg
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