Patent ID: 8677902
Filing Date: 2014-03-25
Classification: F41B,F41G,F42B

Abstract:
1. Apparatus comprising an explosively driven water jet delivery structure, further comprising a cylinder having first and second opposite ends, a lid with a die cup connected to the first end, and a ring connected to the second end, and the following coaxially arranged components: a blasting cap holder mounted coaxially in the lid, a sleeve within the holder, a cone ledge at an inner end of the sleeve, a, clamping ferrule at an outer end of the holder, and a rubber ring within the holder; the holder being coaxially mounted on the lid, the die cup being on an inner side of the lid, the die cup adapted to cut and hold plastic explosive against the lid, the lid being mounted and sealed on the first end of the cylinder, the ring being mounted and sealed on the second end of the cylinder, a gas filled shock cavity former arranged inside of the cylinder between the die cup and the ring, and a remaining void between the cylinder, the lid, the die cup and the gas filled shock cavity former adapted to be filled with a liquid or material that liquefies when shocked, and a non-coaxial fluid vent hole in the lid, and the vent hole being sealed with a screw.