Nuclear reactor experimental facility

Claim 1

A NUCLEAR REACTOR PORT PLUG COMPRISING AN AXIALLY INNER SECTION INCLUDING A SAMPLE CHAMBER, AN AXIALLY OUTER PLUG SECTION AFFORDING BIOLOGICAL SHIELDING, COUPLING MEANS DETACHABLY INTERCONNECTING SAID PLUG SECTIONS IN AXIAL ALIGNMENT, SAID COUPLING MEANS COMPRISING TELESCOPICALLY ENGAGED MEMBERS PROVIDED ON THEIR RESPECTIVE PLUG SECTIONS, A SCREW EXTENDING LONGITUDINALLY THROUGH SAID OUTER PLUG SECTION AND IN THREADED ENGAGEMENT WITH SAID INNER PLUG SECTION, ONE OF SAID SECTIONS BEING AXIALLY MOVABLE RELATIVE TO SAID OTHER SECTION IN RESPONSE TO ROTATION OF SAID SCREW TO SELECTIVELY DRAW TOGETHER OR URGE APART SAID SECTIONS, EACH PLUG SECTION HAVING INLET AND OUTLET CONDUITS, AND TELESCOPICALLY ENGAGED PIPE COUPLING ELEMENTS ON THEIR RESPECTIVE SECTIONS INTERCONNECTING THE CONDUITS OF ONE PLUG SECTION WITH THE CONDUITS OF THE OTHER PLUG SECTIONS RESPONSIVE TO AXIAL MOVEMENT OF ONE SECTION TOWARD THE OTHER SECTION.