Patent ID: 11879714
Assignee: nan
Field: Other special machines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 23:
24. A firearm cartridge case, comprising:
a short action cartridge case comprises a cartridge case main body portion and a cartridge case neck portion that are interconnected by a frusto-conical shoulder portion to form a bottleneck shape; and
a rebated rim which defines a cartridge case rim diameter that is 0.471 inches, wherein the cartridge case main body portion diameter is 0.497 inches measured at a location which is 0.150 inches from the base, a length of the cartridge case between the base and an interface between the frusto-conical shoulder portion and the cartridge case neck portion is 1.770 inches and the length of the cartridge case between the base and an interface between the frusto-conical shoulder portion and the cartridge case main body portion is 1.602 inches, a ratio of the cartridge case main body portion diameter to the cartridge case rim diameter is between 1.03-1.10, and a ratio of an overall short action cartridge case length and the cartridge case main body portion diameter is 3.8-4.2.