DIRT-PROTECTED WEAPON (VERSIONS) Russian patent published in 2016 - IPC F41C7/00 F41C27/00 F41A35/02 

FIELD: weapons and ammunition.

SUBSTANCE: invention relates to small arms, particularly to dirt-protected weapons. Dirt-protected weapon includes barrel and bolt. Weapon has cover at muzzle arranged at parallelogram or tapered mechanism connected with trigger by rigid or flexible pull-rod. In another version of invention cover is located on the lever, equipped with latch connected with trigger. In another version, weapon on trigger extension has ledge in contact with spring-loaded double-lever mechanism. In another version, trigger is fixed on the shaft passing through the breech frame wall. In another version, in breech frame rear part weapon has hole through which handle-plug is connected to bolt. In another version, weapon has hinged and spring-loaded sleeve opening cover connected by pull-rod with trigger. In another version, weapon has hinged sleeve opening cover connected by projection, peg or roller with any movable part of weapon automatic mechanism.

EFFECT: higher reliability.

15 cl, 3 dwg