Boat hull patch

Claim 1

A BOAT HULL PATCH ASSEMBLY FOR MAKING AN EMERGENCY REPAIR OF A PUNCTURED BOAT HULL PANEL, SAID PATCH ASSEMBLY COMPRISING AN ELONGATED SUPPORT SHANK, A PAIR OF ANCHOR ARMS PIVOTALLY SECURED TO ONE END OF SAID SHANK FOR MOVEMENT ABOUT AXES EXTENDING TRANSVERSELY OF SAID SHANK AND OF SAID ANCHOR ARMS BETWEEN GENERALLY RADIALLY OUTWARDLY EXTENDING POSITIONS AND COLLAPSED POSITIONS GENERALLY PARALLELING SAID SHANK AND WITH THE FREE ENDS THEREOF EXTENDING TOWARD THE OTHER END OF SAID SHANK, A CENTRALLY APERTURED LARGE DIAMETER SEALING DISK SLIDABLY DISPOSED ON SAID SHANK HAVING ONE SIDE FACING TOWARD SAID ONE END OF SAID SHANK AND ADAPTED FOR SEALING ENGAGEMENT WITH A PUNCTURED BOAT HULL PANEL ON THE SIDE THEREOF REMOTE FROM THE SIDE ON WHICH SAID ANCHOR ARMS ARE DISPOSED, SAID ONE END OF SAID SHANK BEING EXTERNALLY THREADED FROM A POINT SPACED FROM SAID ANCHOR ARMS A DISTANCE SOMEWHAT GREATER THAN THE WIDTH OF SAID SEALING DISK FORWARDLY TOWARD SAID ONE END OF SAID SHANK, SAID SHANK FROM SAID POINT REARWARDLY AT LEAST TO A POINT ADJACENT THE OTHER END OF SAID SHANK BEING REDUCED IN DIAMETER, A JAMNUT LOOSELY SLIDABLY DISPOSED ON SAID DIAMETRICALLY REDUCED PORTION OF SAID SHANK AND THREADEDLY ENGAGEABLE ON SAID EXTERNALLY THREADED PORTION THEREOF FOR URGING SAID DISK TOWARD SAID ANCHOR ARMS WHEREBY THE PORTIONS OF SAID HULL PANEL DISPOSED ABOUT THE PUNCTURED PORTION THEREOF MAY HAVE SAID ONE SIDE FACE OF SAID DISK DISPOSED IN FRICTIONAL ENGAGEMENT THEREWITH TO SEAL SAID PUNCTURE, A THRUST WASHER SLIDINGLY DISPOSED ON SAID SHANK BETWEEN SAID DISK AND SAID JAMNUT, SAID THRUST WASHER BEING FREELY SLIDABLE ON SAID DIAMETRICALLY REDUCED PORTION AND INCLUDING RATCHET MEANS LOCKINGLY AND THREADEDLY ENGAGEABLE WITH SAID THREADED PORTION OF SAID SHANK YIELDINGLY RESISTING MOVEMENT OF SAID DISK TOWARD SAID ANCHOR ARMS WITHOUT ROTATION OF SAID DISK, PREVENTING MOVEMENT OF SAID DISK ALONG SAID THREADED PORTION AWAY FROM SAID ARMS IN THE ABSENCE OF ROTATION OF SAID DISK AND EFFECTING MOVEMENT OF SAID DISK ALONG SAID THREADED PORTION AWAY FROM SAID ANCHOR ARMS UPON ROTATION OF SAID DISK RELATIVE TO SAID SHANK.