LOCKING MECHANISM FOR SMALL ARMS Russian patent published in 2016 - IPC F41A3/36 

FIELD: weapons and ammunition.

SUBSTANCE: invention relates to small arms, specifically to locking mechanisms. Locking mechanism contains lock with a return spring and fire thrusts, as well as locking ring with fire thrusts. Locking ring is intended for manual and lock on a shaft and gate. Locking ring is located in annular groove of barrel receiver on side of breech barrel cut of small arms with turn through locking. Locking combat supports of rotary locking rings have two rows to be arranged between them combat supports of gate and shaft of small arms. Rotary locking ring is provided with holes to fix it in free state during automatic shooting. Guide is connected to gate in form of plates to accommodate recharging handle, and locking ring has T-shaped groove made for reloading handle transition with guide on the rotary lock ring at moment of manual locking.

EFFECT: possibility to use small arms in both automatic shooting and manual mode locking bolt for improvement of accuracy of shots, as well as simplified mechanism of locking bolt in whole.

1 cl, 4 dwg