Patent ID: 8006602
Filing Date: 2011-08-30
Classification: A62C,F41A,F41B

Abstract:
1. A combustion powered, pneumatic augmented gun system, comprising: a projectile; a gun barrel configured to carry the projectile; a combustion chamber; an augmentation air plenum in fluid communication with the combustion chamber; a trigger valve assembly connected to the combustion chamber and augmentation air plenum, wherein the trigger valve assembly is disposed between the gun barrel and the combustion chamber and wherein the combustion chamber is between the augmentation air plenum and the trigger valve assembly; a fuel supply tank connected to the combustion chamber disposed to provide a combustible fuel to the combustion chamber; and an air compressor connected to the augmentation air plenum disposed to provide compressed air into the augmentation air plenum, wherein after combustion gases commence acceleration of the projectile, air in the augmentation air plenum is used to augment the acceleration of the projectile out through the gun barrel.