Corrugated fiber board container for liquids

Claim 1

AN EDGE CLOSURE FOR A SELF-SUSTAINING TUBULAR CONTAINER FORMED FROM A RECTANGULAR SECTION OF CORRUGATED FIBER BOARD COMPRISING SPACED LINERS AND A CORRUGATING MEDIUM, THE PERIPHERAL EDGE AREA OF WHICH HAS BEEN CRUSHED AND BONDED INTO SOLID FIBER BOARD, SAID CONTAINER HAVING A BODY PORTION DEFINED BY FOUR SUBSTANTIALLY RECTANGULAR SIDE WALLS, SAID END CLOSURE COMPRISING A PAIR OF END RECTANGULAR PANELS EXTENDING FROM A FIRST PAIR OF OPPOSITELY DISPOSED SIDE WALLS AND PROJECTING SUBSTANTIALLY IN THE SAME PLANE IN OPPOSITE DIRECTIONS ACROSS AND OF A WIDTH TO EXTEND TO THE CENTER OF THE END OF SAID CONTAINER BODY PORTION, AND RECTANGULAR PANELS OF CRUSHED AND BONDED SOLID FIBER BOARD EXTENDING FROM THE SECOND PAIR OF OPPOSITELY DISPOSED SIDE WALLS OF THE SAME WIDTH AS SAID FIRST NAMED PANELS, AND HINGEDLY CONNECTED ALONG SCORES TO THE ADJACENT FIRST NAMED PANELS, SAID LAST NAMED PANELS BEING DIAGONALLY SCORED AND HAVING TRIANGULAR CORNER PORTIONS FOLDED OVER THE REMAINDER THEREOF, A CONTINUOUS LIP EXTENSION OF CRUSHED AND BONDED SOLID FIBER BOARD FORMED ALONG THE EDGE OF EACH OF SAID PANELS, SAID LIP EXTENSION OF CRUSHED AND BONDED SOLID FIBER BOARD FORMED