Patent ID: 8342095

Claim:
A self-stemming cartridge ( 12 ), comprising: an easily rupturable cylindrical casing ( 18 ) having a first end ( 33 ) and a second end ( 31 ); the first end ( 33 ) being closed; wherein the cylindrical casing ( 18 ) encloses an accelerant ( 22 ) disposed adjacent the first end ( 33 ), and at least one stemming mechanism ( 21 ), taken from the group consisting of a round based wedge ( 28 ), dowel having opposing sides cut into the length at an angle ( 29 ), a conical shape ( 27 ), and a concave sided conical shape ( 25 ), disposed between the accelerant ( 22 ) and the second end ( 31 ); and a fuse ( 14 or 14 ′) extending from the accelerant ( 22 ) out of the second end ( 31 ) of the cylindrical casing ( 18 ).