Plastic cap

Claim 1

A CONTAINER CLOSURE ADAPTED TO BE FITTED UPON A CONTAINER CLOSURE BEAD AT THE OPEN TOP BY STRETCHING COMPRISING A PLASTIC CONTINUUM, SAID CONTINUUM BEING SHAPED INTO PORTIONS TO PROVIDE MEANS AS FOLLOWS VIEWING THE CLOSURE PLACED IN OPERATIVE POSITION ATOP A CONTAINER: (A) A TOP PORTION PROVIDING A FIRST MEANS TO CLOSE THE TOP PORTION PROVIDING A FIRST MEANS TO CLOSE THE (B) AN INTERMEDIATE PORTION PROVIDING A SECOND MEANS AS A SKIRT DEPENDING AT ONE OF ITS ENDS FROM SAID FIRST MEANS, SAID SECOND MEANS NORMALLY PRIOR TO MOUNTING HAVING A MAJOR INNER DIAMETER, AND OTHER DIMENSIONS, SMALLER THAN THE MAJOR DIAMETER AND RESPECTIVE OTHER DIMENSIONS OF THE CONTAINER HEAD AND UPON MOUNTING ONTO THE CONTAINER BEING STRETCHED LONGITUDINALLY AND CIRCUMFERENTIALLY AND THEREFORE IN ALL DIRECTIONS TO THEREBY BE MOLDED SEALINGLY IN FITTED POSITION TO THE CONTAINER BEAD; (C) AN ELONGATED CONTINUOUS ANNULAR BOTTOM PORTION SUBTENDED AT THE OTHER END OF SAID SECOND MEANS PROVIDING A THIRD MEANS AS A BEAD SHAPED AND ADAPTED TO PROVIDE (1) A CLAMPING BEAD SUBPORTION, AND (2) A SUPPORTING BEAD SUBPORTION SAID CLAMPING BEAD SUBPORTION EXTENDING INWARDLY RELATIVE TO THE INNER SURFACE OF SAID SKIRT PROVIDING A CLAMP FITTING AGAINST AND HAVING AN EMBRACING SURFACE SURROUNDINGLY EMBRACING THE UNDERSIDE OF THE CONTAINER CLOSURE BEAD THEREBY MAINTAINING STRETCHED SAID SECOND MEANS, SAID SUPPORTING BEAD SUBPORTION EXTENDING OUTWARDLY RELATIVE TO THE OUTER SURFACE OF SAID SKIRT AND BEING LOCATED BELOW THE EMBRACING SURFACE OF SAID CLAMPING BEAD SUBPORTION AND BEING STRETCHED CIRCUMFERENTIALLY GENERATING A SHRINKAGE FORCE, SAID THIRD MEANS BEAD AT ITS LOWER END EXERTING SAID SHRINKING FORCE BIASING INWARDLY AND UPWARDLY THE UPPER SECTION OF SAID CLAMPING BEAD SUBPORTION HAVING SAID EMBRACING SURFACE.