AUTOMATIC FIREARMS Russian patent published in 2009 - IPC F41A19/00 

FIELD: weapons.

SUBSTANCE: invention is related to armament, namely, to automatic firearms, which provides for possibility to fire single automatic and continuous automatic shots with limitation of shots number, and may be used in shooting sport, in army and law enforcement agencies. Automatic firearms comprise barrel extension, bolt with projection installed with the possibility of sliding parallel to barrel axis, and percussion trigger of double action. At that the latter includes percussion element with tooth for self-cocking with action spring, spring-loaded sear, spring-loaded trigger with lever, change lever of shooting mode in the form of rod with groove installed transversely to barrel extension with the possibility of turning. Spring-loaded sear is arranged in the form of double-arm lever, upper arm of which interacts with bolt projection, and lower arm interacts with trigger by means of trigger bar. Trigger bar is arranged in the form of double-arm lever, one arm of which is spring-loaded, and the other arm is equipped with projections for interaction with accordingly lower arm of spring-loaded sear, with tooth for self-cocking of shock element and bolt projection. As a result, compactness of automatic firearms is achieved, and firearms have simple, manufacturable design of percussion trigger.

EFFECT: achievement of compactness of automatic firearms having simple and manufacturable design of percussion trigger.

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