AUTOMATIC WEAPON Russian patent published in 2007 - IPC F41C7/00 F41C23/04 

FIELD: small arms, applicable in automatic, semi-automatic service and hunter's small arms.

SUBSTANCE: the weapon has a receiver, barrel, gas chamber breechblock return spring, fore sight, back-sight bed, fore grip, front support, piston grip, box-type magazine, trigger guard, trigger and a folding butt end. The butt end is made for folding relative to the receiver, and is provided with a shoulder stock in the form of a shock-absorbing butt, two telescopic guides with a joint for fixing or changing the length of the butt end with a spring vertically installed on the guides, stop and adjustment button. The butt end fastening assembly is made with a turning hinge and a fixing slot. The weapon is provided with a joint bar with bosses on the front and rear ends for its attachment on the tube of the gas chamber. Ventilation openings are made horizontally on the joint bar, from the inner side the joint bar is provided with stiffening ribs, and square-shaped vertical platforms are located from above, the upper bed of the platforms is made in the form of a Pikatinni guide strip. The fore grip is installed below the receiver, its inner cavity is provided with stiffening ribs and envelops the front section of the receiver. Bosses are made on the external lateral faces of the fore grip. The Pikatinni strip is made from below of the fore grip, the stationary or folding grip and the bed of the folding front support are positioned an it. The support bed is made in the form of two bushes with three holes for fixing the support position relative to the receiver. On both sides of the support bed positioned are its legs, having telescopic joints with springs in the center for ejection of additional ribbed supports, provided with end pieces at the end. The joints are provided with locks and buttons for adjustment of the legs due to extraction of the supports.

EFFECT: improved fighting and operating qualities of the automatic weapon, enhanced level of comfort and convenience of use of the weapon.

9 cl, 8 dwg