FIELD: weapons and ammunition.
SUBSTANCE: proposed mechanism has cock with full cock and drop-in auto notch, spring-loaded sear articulated with trigger, single-shot sear and spring-loaded drop-in auto with appropriate sear. Trigger mechanism parts are arranged in integral box arranged in gunstock. Drop-in auto notch is shifted relative to trigger rotation axle toward trigger head. Drop-in auto is fitted on sear axle with extra drop-in auto and engaged therewith on one side for joint turn in interaction of breech frame with drop-in auto lever and independent turn in interaction with side surface of trigger drip-in auto. Sear contact surface of extra drip-in auto is parallel with similar drop-in auto sear surface and shifted in direction of trigger rotation on cocking after shot.
EFFECT: higher reliability, better firing characteristics.
5 dwg
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