Patent ID: 9658038
Date: 2017-05-23
CPC Classifications: F42B

Claim:
1. An ammunition cartridge comprising: a cartridge casing having a longitudinal center axis, a first end and a second end; a primer pocket positioned at the first end of the cartridge casing and positioned symmetrically along the longitudinal center axis, the primer pocket having a first end and a second end, the first end of the primer pocket being positioned at the first end of the cartridge casing; a powder pocket positioned at the second end of the primer pocket and positioned symmetrically along the longitudinal center axis, the powder pocket having a first end and a second end, the first end of the powder pocket being positioned at the second end of the primer pocket; a powder/propellant in the powder pocket; a piston bore positioned at the second end of the powder pocket and positioned symmetrically along the longitudinal center axis, the piston bore having a first end and a second end, the first end of the piston bore being positioned at the second end of the powder pocket; a piston in the piston bore; and a payload bay positioned at the second end of the piston bore and positioned symmetrically along the longitudinal center axis, payload bay having a first end and a second end, the first end of the payload bay being positioned at the second end of the piston bore, the second end of the payload bay being positioned at the second end of the cartridge casing.