Patent ID: 9045208
Filing Date: 2015-06-02
Classification: A61G,A62B,B63C,Y10T

Abstract:
1. A decompression chamber in an environment, the decompression chamber having an interior and comprising: an air tight transfer vessel fluidly connected to the interior of the decompression chamber; the transfer vessel having an interior with first and second ends and openings at each end, wherein a peripheral ring is attached to the first end, said peripheral ring having an outer periphery and recesses; an outer door detachably and rotatably mounted in the peripheral ring, said outer door having one or more locking projections that must align with said recesses before said outer door is closed; an inner door mounted at the second end; a first lock having a locking member operatively connected to the outer door, the locking member including a pin sliding between locked and unlocked states and into and out of one of said recesses, wherein when moving from the locked state to the unlocked state, the locking member moves from the one of said recesses to a position closer to the inner door and away from the one of said recesses, wherein when in the locked state, rotation of the outer door is restricted by the locking member in a first direction, a valve operatively connected to the lock and fluidly connected to the interior of the vessel, said valve having a valving member that is movable between opened and closed positions, manually operable linkage that simultaneously: 1) moves the pin of the locking member to slide between the locked and the unlocked states responsive to a manual movement of the linkage; and 2) moves the valving member between the closed and opened positions; wherein when the linkage moves the pin of the locking member the locked to the unlocked state, the restriction to rotation of the outer door in the first direction by the locking member is removed, and the valving member is simultaneously moved to the open position, fluidly connecting the interior of the transfer vessel to the environment.