Patent ID: 6955194

Claim:
A device for pressurized contents, the device including: a container having a hollow interior for location of the contents therein; and a port assembly for selective conveyance of contents between an exterior of the container and the container interior, the port assembly including: a body having a hollow passageway that extends from the container exterior toward the container interior; a movable plunger within the passageway of the body, the plunger having a conduit through which the contents may flow; a seal arrangement between the plunger and the body to prevent conveyance of the contents though the conduit of the plunger at a first plunger position and permit conveyance of the contents though the conduit of the plunger at a second plunger position; a plunger bias device that biases the plunger into the first plunger position; and a movable bushing axially movable with respect to the entire body and at least partially positioned within the passageway of the body, the bushing located between the movable plunger and the container exterior, the bushing including a conduit through which the contents may flow, the bushing moving the plunger from the first plunger position to the second plunger position during axial movement of the bushing with respect to the body from a first bushing position to a second bushing position.