Patent 7337515 was granted and assigned to BREACHING TECHNOLOGIES, INC. on March, 2008 by the United States Patent and Trademark Office.
An device for breaching an outwardly opening door and methods for use thereof. The device combines a serrated blade for penetrating the crevice between a door and a doorjamb and an extendable handle with a ratcheting mechanism allowing the operator to remain out of the line of fire when breaching the door. The device may also be used by a single operator by initially driving the blade between the door and doorjamb via a hammering function involving the retraction of the extendable handle combined with the weighted block and thrusting force applied thereto.