×

Ballistic sealing, component retention, and projectile launch control for an ammunition cartridge assembly

  • US 8,807,039 B2
  • Filed: 06/27/2012
  • Issued: 08/19/2014
  • Est. Priority Date: 06/27/2012
  • Status: Active Grant
First Claim
Patent Images

1. A telescoped ammunition cartridge assembly, comprising:

  • a case having a front end and a base end positioned along a longitudinal axis;

    a projectile positioned along the longitudinal axis towards the front end of the case;

    an endcap coupled to the front end of the case and adapted to retain the projectile entirely within the case;

    a primer positioned along the longitudinal axis towards the base end of the case;

    a primer support coupled to the base end of the case and adapted to support the primer within the case;

    at least one obturating lip seal to seal at least one of the endcap or the primer support to the case; and

    a relief volume of air positioned between the case and at least one of the endcap or the primer support to maintain pressure within the case in the event propellant gasses escape during the initial stages of firing.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×