Containers

Claim 1

A CARTON MADE OF CARDBOARD OR SIMILAR MATERIAL COMPRISING A BODY THE INTERIOR OF WHICH IS LINED BY A BAG MADE OF HEAT-SEALABLE LIQUID-IMPERVIOUS ORGANIC THERMOPLASTIC MATERIAL, SAID BAG EXTENDING OUTWARDS FROM THE TOP OF THE CARTON BODY AND HAVING THE MOUTH THEREOF CLOSED BY A SEAM FORMED BY THE JUXTAPOSITION AND HEATSEALING OF TWO OPPOSITE SIDE PORTIONS OF THE BAG, COVER FLAPS CONNECTED ONE TO EACH OF TWO OPPOSITE SIDES OF THE BODY AT THE TOP THEREOF, SAID COVER FLAPS SLOPING TOWARDS EACH OTHER AND COVERING THE SIDE PORTIONS OF THE BAG WHICH EXTEND BETWEEN SAID SEAM AND THE TOP OF THE CARTON BODY, AND SEAM-ENGAGING FLAPS EXTENDING ONE FROM EACH OF THE COVER FLAPS AND ENGAGING SAID SEAM, SAID SEAM-ENGAGING FLAPS INCLUDING TEARING EDGES LOCATED BETWEEN THE LONGITUDINAL EDGES OF THE SEAM-ENGAGING FLAPS AND EXTENDING FROM POSITIONS ADJACENT TO LIKE ENDS OF THE FLAPS TOWARDS THE OPPOSITE ENDS THEREOF AND LINES OF WEAKENING WHICH EXTEND FROM THE FREE LONGITUDINAL EDGES OF THE FLAPS TOWARDS THE TEARING EDGES AT POSITIONS INTERMEDIATE THE OPPOSITE ENDS OF THE FLAPS, SAID TEARING EDGES BEING SPACED BY LIKE DISTANCES FROM THE FREE LONGITUDINAL EDGES OF THE SEAMENGAGING FLAPS AND THE SEAM-ENGAGING FLAPS BEING SECURED TO SAID JUXTAPOSED OPPOSITE SIDE PORTIONS OF THE BAG EXCEPT IN REGIONS THEREOF LOCATED BETWEEN SAID TEARING EDGES AND THE FREE LONGITUDINAL EDGES OF THE SEAM-ENGAGING FLAPS THEREBY TO FACILITATE TEARING OF THE BAG ALONG SAID TEARING EDGES FOLLOWING TEARING THEREOF ALONG A PATH DEFINED BY SAID LINES OF WEAKENING WHILE GRIPPED BETWEEN THE SEAMENGAGING FLAP PORTIONS LOCATED ON OPPOSITE SIDES OF THE LINES OF WEAKENING.