F41A1/08

Cartridges for recoil management of shoulder fired weapons

A cartridge (20) has a cartridge case (22) extending along an axis (500) from a base (104) to a mouth (102) and having an interior. A projectile (24) is mounted in the case. A propellant (26) is contained within the case. The propellant has an annular grain encircling the axis.