FIELD: weapons and ammunition.
SUBSTANCE: proposed automatic fire-arm comprises moving barrel with cartridge chamber, barrel return spring, breech block with spring to lock barrel bore and magazine with shot feed mechanism. Barrel is arranged in breech box guides to move in two guides, namely to recoil and move forward. Barrel is linked with breech box by spring that gets contracted when barrels moves in both directions. Said breech box comprises spring-loaded barrel retainer that holds the barrel back prior to shooting and can be released by bolt in shooting.
EFFECT: reduced eight, smaller recoil force.
4 dwg
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|---|---|---|---|
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