IP Library › Granted Patent US 6,959,648
Granted Patent B2
US 6,959,648 · App. 10/250,728 · Granted Nov 1, 2005

Ammunition cartridge

Assignee: Eley Limited
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Quick Facts
Patent No.
US 6,959,648
App. No.
10/250,728
Granted
Nov 1, 2005
Kind
B2
Abstract

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.

Claims (13)

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.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 26, 2005
From: PIELA, MICHAEL JOHN
To: ELEY LIMITED
Reel/Frame 016575/0914 →
Priority Claims (1)
GB 0100578 · Jan 9, 2001 · national
Continuity (1)
Related Publication 20040050284A1 · Mar 18, 2004