US Patent 11953302 Cartridge case and projectile

A cartridge case and projectile combination having a maximum length of 1.6″. The cartridge case to receive a projectile has a rebated rim of a 0.535″ diameter, body length from web to shoulder of 0.7003″, a case shoulder angle of 42°, a longitudinal distance between said shoulder and neck of 0.1557″, a case neck length of 0.229″, a mouth. The cartridge case has a total case length of 1.285″. The projectile includes a front section having a length of 0.315″ that extends past said cartridge case and a back section from the front section to a base of the projectile that fits inside of the case at the mouth.