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US 5,563,365 AGranted
Case base/combustible cartridge case joint
AssigneeThe United States of America as represented by the Secretary of the Army
InventorsJohn J. Dineen, Andrea L. Zivari-Giannoglou
Life of this patent
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Abstract
A new joint for use in combustible cartridge case munitions which reduces e risk of combustible cartridge case and case base and seal assembly separation during routine handling and minimizes the problems related to dechambering, comprised of a seal mated to the case base and into the exterior of the combustible cartridge case.
Claims2
A joint between an inside of a case base and rubber seal ring, and an exterior of a combustible case, which prevents separation during routine handling, eases dechambering and increases safety, comprising:
- a tear drop projection on a front end of the case base which fits into said rubber seal ring, said rubber seal ring having an annular detent on an inner surface, said annular detent located radially inward from said tear drop projection on said case base, and
- said combustible case having an annular groove located within a rearward exterior surface of the combustible case, said annular groove mating with said annular detent.
Dependencies are inferred from the claim text.