FIREARM CARTRIDGE

摘要

The present invention is an improved 0.30 caliber cartridge that overcomes the limitations of the prior art by providing a centerfire cartridge with a case having a head with a rim, a body extending from the head to a tapered shoulder to a mouth that seats a bullet. The cartridge having a dimension that is short enough to fit in an automatic pistol's magazine and when fired from such a pistol's barrel will achieve ballistics closely resembling that of a rifle carbine.

主权项

1. A center fire pistol cartridge comprising: a case having a head having a rim, a body extending from the head to a tapered shoulder, a neck extending from the shoulder and defining a mouth receiving a bullet; the body having a straight external surface free of a protruding belt; the body having a maximum diameter sized to closely fit for operation within a standard action of an automatic pistol and magazine; the cartridge case having an overall length sized to closely fit for operation within a standard semiautomatic action selected from the group of standard actions and contain a primer pocket linked to powder chamber through fairing hole; wherein the body has a maximum diameter of between 10.65 and 10.95 mm; and wherein the cartridge has a preferred overall length of between 25.00 and 35.20 mm.