US 10,066,916 B1Granted

Low impact threat rupture device for explosive ordnance disruptor

AssigneeThe United States of America as represented by the Secretary of the Navy

InventorsIan Vabnick, Arthur Ellis, Joe Rothenberger, Chad Smith, Mike Sharp, Lee Foltz, Eric Morefield, Barry Black

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Abstract

An EOD disruptor system for penetrating steel encased explosive devices has a barrel and a blank cartridge loaded in the EOD disruptor. A water column is disposed in the barrel in front of the blank cartridge. A water plug is disposed in front of the water column. A muzzle-loaded projectile is disposed in front of the water plug. The projectile includes a shaft portion at least partially disposed in the barrel and a front portion disposed outside of the barrel. The shaft portion may have a length from about four inches to about eighteen inches. The projectile may have a weight from about four ounces to about two pounds. The ratio of the length of the shaft portion of the projectile to the inner barrel diameter may be in a range of about two to about 50.

Claims16

Dependent claims

An apparatus, comprising:

an EOD disruptor having a barrel;
a blank cartridge being loaded in the EOD disruptor;
a water column being disposed in the barrel in front of the blank cartridge;
a water plug being disposed in front of the water column;
a muzzle-loaded projectile including a central longitudinal axis and being disposed in front of the water plug, wherein the projectile includes a shaft portion at least partially disposed in the barrel and a front portion disposed outside of the barrel, and wherein a ratio of a length of the shaft portion to an inner barrel diameter is in a range of two to fifty and the projectile has a weight from four ounces to two pounds,
wherein the shaft portion is configured to be seated at variable depths within the barrel, so that an amount of the shaft portion disposed in the barrel is capable of being varied.

3 more elements

Dependencies are inferred from the claim text.