New closure, without seams or glued, applicable to cardboard packaging, especially to the boxes of flaps called with paper seals (Machine-translation by Google Translate, not legally binding)

摘要

New closure, without seams or glued, applicable to cardboard packaging, especially to the boxes of flaps called paper seals, characterized in that it comprises, as its statement indicates, a new closure constituted by tabs arranged in the half-tabs or "flaps" "of the container or box, both in the upper part and in the lower part and to both sides in a variable number, alternating said tabs with free spaces; set everything so that when facing a half-step or "flap" with the opposite one the tabs of one side coincide with the free spaces of the other, and vice versa, so that they fit together, two by two, the rounded points of the cited tongues in the crevices or vertices that form the opposites, thus ensuring perfect closure. (Machine-translation by Google Translate, not legally binding)