Underwater

US12571604 - Firearm for unmanned underwater vehicles

An underwater firearm is disclosed. The underwater firearm includes a barrel for receiving an ammunition. A slip mechanism is utilized to removably secure the underwater firearm to an unmanned underwater vehicle. The slip mechanism includes a pillow block secured to the unmanned underwater vehicle, a shear ring situated within a barrel groove of the barrel, a collet wrapped around the shear ring, and a capture nut, along with the collet, for confining the shear ring within the barrel groove in order to secure the barrel in order to enable accurate aiming before firing.