IP Library › Granted Patent US 7,441,504
Granted Patent B2
US 7,441,504 · App. 11/160,682 · Granted Oct 28, 2008

Base for a cartridge casing body for an ammunition article, a cartridge casing body and an ammunition article having such base, wherein the base is made from plastic, ceramic, or a composite material

Assignee: Development Capital Management Company
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Quick Facts
Patent No.
US 7,441,504
App. No.
11/160,682
Granted
Oct 28, 2008
Kind
B2
Abstract

A base for a cartridge casing body for an ammunition article, the base having a ignition device; an attachment device at one end thereof, the attachment device being adapted to attach the base to a cartridge casing body; wherein the base is made from plastic, ceramic, or a composite material.

Claims (11)

1. A base for a cartridge casing body for an ammunition article, the base comprising:

an ignition device; and,

an attachment device at one end thereof, the attachment device being adapted to attach the base to the cartridge casing body, wherein the attachment device is selected from the group consisting of tongue and groove arrangements, interference fit, adhesive, heat bond, and ultrasonic weld,

wherein the base is reusable and comprises a single piece of molded plastic or composite material and a ceramic liner disposed on a portion of an interior surface of the molded material.

2. The base of claim 1 , wherein the cartridge casing body is made from plastic, wherein the attachment device is either tongue and groove arrangements or interference fit.

3. The base of claim 1 , wherein the cartridge casing body is made from ceramic, wherein the attachment device is either tongue and groove arrangements or interference fit.

4. The base of claim 1 , wherein the cartridge casing body is made from a composite material, wherein the attachment device is either tongue and groove arrangements or interference fit.

5. The base of claim 1 , wherein the base and the cartridge casing body are made of the same material, wherein the attachment device is either tongue and groove arrangements or interference fit.

6. The base of claim 2 , wherein the base and the cartridge casing body are made of the same material.

7. The base of claim 3 , wherein the base and the cartridge casing body are made of the same material.

8. The base of claim 4 , wherein the base and the cartridge casing body are made of the same material.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 12, 2007
From: NATEC, INC.
To: DEVELOPMENT CAPITAL MANAGEMENT COMPANY
Reel/Frame 019550/0022 →
Continuity (5)
Continuation In Part 1091216200 · Aug 6, 2004
Division 0983202000 · Apr 11, 2001
Division 0926594600 · Mar 11, 1999
Provisional Application 6011623200 · Jan 15, 1999
Related Publication 20050257712A1 · Nov 24, 2005