Tear strip opening means for paperboard cartons

Claim 1

IN A PAPERBOARD CARTON AND COVER SECURING MEANS COMPRISING A FLAT INTEGRAL WITH AND HINGEDLY CONNECTED ALONG ONE EDGE THEREOF TO AN EDGE OF SAID CARTON COVER AND IN OVERLAPPING RELATION WITH SAID CARTON WALL ADJOINING SAID CARTON COVER EDGE AND ADHESIVELY SECURED TO SAID CARTON WALL ONLY IN AREAS OF SAID FLAP ADJOINING AND ALONG THE EDGE THEREOF OPPOSITE SAID HINGEDLY CONNECTED EDGE THEREOF; THE FLAP HAVING AN OPENING BETWEEN THE HINGEDLY CONNECTED AND ADHESIVELY SECURED EDGES THEREOF AND SUBSTANTIALLY MIDWAY THE WIDTH OF THE FLAP AND A TONGUE HAVING ITS ROOT SUBSTANTIALLY MIDWAY THE WIDTH OF SAID OPENING ON A LINE PARALLEL TO AND SPACED FROM THE HINGEDLY SECURED FLAP EDGE AND A TIP ON A LINE PARALLEL TO AND SPACED FROM THE ADHESIVELY SECURED FLAP EDGE WHEREBY THE TONGUE EXTENDS THROUGH THE FLAP OPENING IN A DOWNWARDLY DIRECTION WITH REFERENCE TO THE CARTON COVER; THE FLAP HAVING TWO PAIRS OF PARALLEL LINES OF CUT SCORING, THE LINE OF EACH OF WHICH PAIRS EXTEND FROM EDGES OF SAID FLAP OPENING ON OPPOSITE SIDES OF THE TONGUE TO THE FLAP SIDE EDGES AND EACH LINE OF EACH SAID PAIR BEING ALIGNED WITH A LINE OF CUT SCORING OF THE OTHER