SMALL ARMS CARTRIDGE Russian patent published in 2003 - IPC

FIELD: armament, applicable in small arms. SUBSTANCE: the cartridge has a cylindrical case, positioned in which in succession are the bullet, obturator, propellant charge and the primer cap installed in the bottom part of the case, the bullet is made in the form of a hollow cylinder with the front cutting edge, the obturator is installed without a spaced relation with the case inner wall, it is made in the form of a continuous metal disk directly engageable with the propellant charge and the bullet and provided with a shell for installation of the bullet. The shell may be made cylindrical or tapered. The disk may be made with a tapered bulge directly engageable with the propellant charge. A helical groove may be made on the inner surface of the bullet. A tracer composition may be fastened on the inner surface of the bullet. EFFECT: enhanced velocity and wounding power of the bullet. 6 cl, 5 dwg