Removable tear strip closure

Claim 1

IN FIBER CONTAINER CONSTRUCTION OF THE TYPE IN WHICH A TUBULAR FIBER-WALLED CONTAINER HAVING AN OPEN END IS PROVIDED WITH A METAL CLOSURE FOR THE OPEN END, IN WHICH THE METAL CLOSURE IS FORMED WITH A CENTRAL DISC-LIKE BODY PORTION TERMINATING OUTWARDLY IN A PERIPHERAL INVERTED GENERALLY U-SHAPED CROSS-SECTION EDGE PORTION, IN WHICH THE EDGE PORTION IS FORMED WITH INNER AND OUTER GENERALLY AXIALLY EXTENDING FLANGE PORTIONS AND A CONNECTING PORTION BETWEEN THE FLANGE PORTIONS, AND IN WHICH THE METAL CLOSURE IS RECEIVED OVER THE CONTAINER OPEN END WITH THE U-SHAPED EDGE PORTION TELESCOPED WITH THE CONTAINER WALL POSITIONING THE EDGE INNER FLANGE PORTION ABUTTING AN INNER SIDE OF THE WALL AND THE EDGE OUTER FLANGE PORTION ABUTTING AN OUTER SIDE OF THE WALL AND THE EDGE CONNECTING PORTION ADJACENT AN END OF THE WALL; THE IMPROVEMENTS INCLUDING THE CLOSURE CENTRAL DISC-LIKE BODY PORTION BEING CONNECTED TO THE INNER GENERALLY AXIALLY EXTENDING FLANGE PORTION OF THE CLOSURE EDGE PORTION BY AN ARCUATE OUTWARDLY EXTENDING BEAD COMPRESSED INTO THE CONTAINER FIBER WALL INNER SIDE FORMING A COMPRESSED PERMANENT DEPRESSION IN SAID FIBER WALL INNER SIDE SPACED FROM THE WALL END AND AT SAID CONNECTION BETWEEN SAID CLOSURE DISC-LIKE BODY AND EDGE PORTIONS, THE OUTER FLANGE PORTION OF THE CLOSURE EDGE PORTION BEING FORMED WITH AN ARCUATE OUTWARDLY EXTENDING BEAD GENERALLY OUTWARDLY ALIGNED WITH SAID CLOSURE ARCUATE OUTWARDLY EXTENDING BEAD AND SAID CONTAINER FIBER WALL INNER SIDE DEPRESSION, THE CONTAINER FIBER WALL OUTER SIDE BEING COMPRESSED INTO THE ARCUATE OUTWARDLY EXTENDING BEAD IN THE OUTER FLANGE PORTION OF THE CLOSURE EDGE PORTION FORMING A PERMANENT ARCUATE OUTWARDLY COMPRESSED BEAD ON THE CONTAINER FIBER WALL OUTER SIDE MATCHING AND RECEIVED INTO THE OUTER FLANGE PORTION BEAD OF THE CLOSURE EDGE PORTION, THE CLOSURE INNER AND OUTER FLANGE PORTIONS BEING FORMED ANGLING GENERALLY OUTWARDLY FROM THE INNER FLANGE PORTION BEAD TO THE CONNECTING PORTION AND FROM THE OUTER FLANGE PORTION BEAD TO THE CONNECTING PORTION, THE CONTAINER WALL BEING COMPRESSED BETWEEN THE CLOSURE INNER AND OUTER FLANGE PORTIONS SUBSTANTIALLY CONFORMING TO THE OUTWARD ANGLING OF SAID FLANGE PORTIONS, AND THE PART OF THE OUTER FLANGE PORTION FROM ABOVE SAID OUTER FLANGE PORTION BEAD DOWNWARDLY BEING FORMED INTO A REMOVABLE TEAR STRIP AS DEFINED BY A TEAR STRIP SCORE LINE FORMED IN THE OUTER FLANGE PORTION OF THE CLOSURE EDGE PORTION ABOVE SAID OUTER FLANGE PORTION BEAD AND HAVING AN INTEGRAL TEAR STRIP TAB EXTENDING DOWNWARDLY FROM SAID OUTER FLANGE PORTION; WHEREBY THE PERMANENT BEADED COMPRESSIVE DEFORMATION OF THE CONTAINER FIBER WALL ENGAGED WITH THE CLOSURE EDGE PORTION BEADS WILL NORMALLY RETAIN THE CLOSURE TIGHTLY ON THE CONTAINER END, AND REMOVAL OF THE OUTER FLANGE PORTION OF THE CLOSURE EDGE PORTION ALONG AND BELOW THE TEAR STRIP SCORE LINE WILL RELEASE THE REMAINDER OF THE CLOSURE FOR SNAP-OUT AND SNAP-IN REMOVAL AND INSERTION WITH THE CLOSURE INNER FLANGE PORTION BEAD SNAPPING INTO AND OUT OF THE CONTAINER WALL INNER SIDE PERMANENT DEPRESSION.