Patent ID: 8307766
Filing Date: 2012-11-13
Classification: F42B

Abstract:
1. A round of ammunition, comprising: a cartridge having a predetermined longitudinal extent; a projectile having a predetermined longitudinal extent that exceeds the predetermined longitudinal extent of said cartridge, said projectile having a trailing end slideably disposed within said cartridge; said cartridge and said projectile sharing a common longitudinal axis of symmetry; said projectile having a hollow interior; said projectile having a predetermined center of gravity coincident with said longitudinal axis of symmetry; said projectile having a center of pressure coincident with said longitudinal axis of symmetry, said center or pressure created when said projectile is in flight; a propellant filling said cartridge and said hollow interior, said propellant filling said cartridge being in open communication with said propellant filling said hollow interior; said projectile having a flat leading end; an annular ring secured to said flat leading end in concentric relation to said longitudinal axis of symmetry; said flat leading end and said annular ring moving said center of pressure forwardly so that said center of pressure is forward of said center of gravity when said projectile is in flight.