Ammunition cartridge
An ammunition cartridge having a bullet with a curved front end terminating in a flat nose normal to the longitudinal axis of the bullet and a casing attached to the rear end of the bullet is disclosed. The nose is provided with a centrally disposed projection and a reservoir of lubricant around the projection.
1. An ammunition cartridge comprising a casing attached to a bullet, the bullet having a body portion of generally cylindrical shape, the body portion having a first end attached to the casing and a second end leading to a tapering curved portion terminating in a flat nose normal to a longitudinal axis of the bullet, the flat nose having a centrally-disposed projection extending forwardly away from the flat nose in the direction of the longitudinal axis, and a reservoir of lubricant provided externally of the bullet on an outer surface of the flat nose around the projection.
2. An ammunition cartridge according to claim 1 , wherein the projection is uniformly disposed about the longitudinal axis of the bullet.
3. An ammunition cartridge according to claim 1 , wherein the projection is of circular shape in plan.
4. An ammunition cartridge according to claim 3 , wherein the projection is of cylindrical shape.
5. An ammunition cartridge according to claim 4 , wherein the projection has a flat outer end.
6. An ammunition cartridge according to claim 4 , wherein the projection has a domed outer end.
7. An ammunition cartridge according to claim 1 , wherein a lubricant coating is provided.
8. An ammunition cartridge according to claim 1 , wherein the ammunition cartridge is a .22 ammunition cartridge.
9. An ammunition cartridge according to claim 1 , wherein the tapering curved portion is of constant radius.
10. A method of manufacturing a bullet having a longitudinal axis, the method comprising the steps of:
providing material to form the bullet,
shaping the material to form the bullet with a cylindrical body portion leading to a tapering curved portion terminating in a flat nose at a front end of the bullet, and a centrally disposed projection extending forwardly away from the flat nose in the direction of the longitudinal axis of the bullet,
and forming a reservoir of lubricant externally of the bullet on an outer surface of the nose around the projection.