METAL CARTRIDGE CASE OF A HUNTING GUN Russian patent published in 2019 - IPC F42B7/00 

Abstract RU 2691044 C1

FIELD: weapons and ammunition.

SUBSTANCE: invention relates to ammunition, in particular, to designs of case for cartridges of hunting rifles. Cartridge case includes housing in form of thin-wall tube, bottom with socket for cap, rim for ejector. On the external surface of the shell case there is a deformation compensator in the form of hemispherical pins, arranged in a staggered order, the base housing of the sleeve is made cylindrical; on the side of the collar at the case shell edge there is a shell, the inner surface of the housing of the case has a chromium-plated coating. Shell on the side of the case neck and the peripheral part of the case allow matching the output dimension of the case to the barrel and fixing the shot wad and facilitating the loading of the gun.

EFFECT: technical result consists in improvement of shot quality and reliability of case extraction from cartridge chamber.

4 cl, 3 dwg

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RU 2 691 044 C1

Authors

Lishchuk Petr Nikiforovich

Dates

2019-06-07Published

2018-07-04Filed