Patent ID: 7207276
Filing Date: 2007-04-24
Classification: F42B,F42C

Abstract:
1. In an automatic or semi-automatic weapon having a dense powder ballast and a firing sequence, and wherein a recoil impulse and gas pressure resulting from a launch of such dense powder ballast activates a reloading mechanism of the weapon, and wherein such weapon has a muzzle end thereof; a medium caliber ammunition for use in such weapon, said ammunition comprising: projectile balls within said ammunition; a projectile propellant charge for launching said projectile balls; a propellant charge for launching said dense powder ballast, and; wherein the projectile balls achieve a muzzle velocity within a predetermined distance of the weapon's muzzle, and wherein said ammunition further comprises: a cartridge case that is made, at least in part, of a material that is selected from the group consisting of metal and a metal alloy.