HIGH-POWER CARTRIDGE BULLET Russian patent published in 2019 - IPC F42B5/73 

FIELD: weapons.

SUBSTANCE: invention relates to the field of unitary cartridges for singly-charged, multi-charge, semi-automatic or automatic firing devices. Essence of the invention consists in the fact that the thin-wall neck of the sleeve is wrapped according to the known technology of processing of metals inside the sleeve so that the neck of the sleeve fits the cylindrical part of the bullet (projectile), and the sleeve neck opening turn edges are directed from the bullet surface to the cartridge inner surface and rest on the sleeve walls from inside - in the area of the bullet (projectile) shank, that is neck of sleeve is made in the form of double-wall cylindrical coupling, and bullet (shell) is inserted with tension into neck of sleeve and its cylindrical part, wherein in the neck opening of the sleeve on its inner surface, not occupied by the bullet tail, the explosion products under pressure inlet holes are cut, as well as for filling additional portion of explosive substance, for example, the same powder, which is in main inner volume of sleeve.

EFFECT: technical result is to increase the power of the cartridge.

1 cl, 2 dwg