Patent ID: 8250962
Filing Date: 2012-08-28
Classification: F41A

Abstract:
1. A bullet velocity enhancing assembly being attachable to a gun barrel, said assembly including: a sleeve having a first end, a second end and a perimeter wall extending between said first and second ends, said sleeve having an aperture therein extending into said first end and outwardly of said second end, said aperture being defined by an inner wall, said inner wall including a first portion adjacent to said first end, an second portion adjacent to said second end and a central portion positioned between said first and second portions, said first and second portions having a cylindrical shape, said central portion having an toroidal shape extending across its length and around an axis of said aperture, said toroidal shape having a distal edge and a proximal edge with respect to said first end; a coupler being attached to said second end of said sleeve, said coupler being releasably engageable with a gun barrel to align said aperture with said gun barrel; and wherein pressure from a front side of a bullet traveling down the gun barrel is forced into said central portion to travel from said proximal edge to said distal edge and back into said aperture toward said first portion as the bullet travels through said central portion.