Patent ID: 6487972
Filing Date: 2002-12-03
Classification: F42B,F42C

Abstract:
An electrically activated primer for use in small arms ammunition, comprising:an electrically conductive cup having a bottom and opposed side walls defining an internal chamber, said bottom including an aperture formed therein; wherein the primer is sized so as to have a primer volume within a range of approximately 0.001 cubic inches to 0.010 cubic inches; a conductive explosive material received within said internal chamber in an amount sufficient to initiate firing of the ammunition; a contact positioned within said internal chamber adjacent said bottom of said cup in contact with said explosive material for actuating said explosive upon application of an electrical charge, said contact having a reduced thickness sufficient to enable a desired volume of explosive to be received within said internal chamber, wherein said contact has a thickness of between approximately 0.010 inches and approximately 0.030 inches; an insulating liner received within said cup for separating said contact from said cup; and a retaining means received within said cup for retaining said explosive material therein.