ADJUSTABLE BARREL ASSEMBLY Russian patent published in 2003 - IPC

FIELD: sporting weapon having two and more barrels interconnected with the aid of at least one coupling. SUBSTANCE: in contradistinction to the known constructions, the adjustable barrel assembly has at least one internal sleeve and at least one external sleeve that are made with an eccentricity, the internal sleeve is installed on the barrel, and the external sleeve is installed on the internal sleeve and constructionally is coupled at least with one another barrel. EFFECT: enhanced accuracy of fire, as well as reliability and durability of the weapon. 7 cl, 4 dwg