PACKAGE Russian patent published in 2019 - IPC B65D5/06 

FIELD: package and storage.

SUBSTANCE: invention relates to a paperboard container. Package is a four-flap box made of corrugated cardboard by the fold method of the parts of a sheet billet, which includes side walls connected in series through the break lines, each fold relative an the adjacent wall to form an open box and having a flap at one end, bending towards each other to form a closed upper part of the box, and at the other edge of the flap bending towards each other to form a bottom of this box. At the same time, forming by the fold the upper part of the flap box, and bent over the other bent flaps, are glued to the bent first flaps. Forming by the fold the upper part of the flap box, which is folded by the first and connected with one or two opposite side walls, each is formed with a cut-out, a part of which passes along the flap's fold line relative to the side wall, or with a part of the surface bounded by a closed joint forming line or a closed line of perforations, a part of which passes along a fold line of the flap relative to the side wall. And in the other flaps forming the fold of the upper part of the box, which are folded over the first and connected with the other two opposite side walls, the corner sections are separated by a line, part of which is the joint forming, and the other part is dissection of flap material. At the same time, these angular sections of the flaps with the top of the box closed are located above the cut-out or above the part of the surface bounded by the closed joint forming line or the closed line of perforations.

EFFECT: box from the corrugated cardboard is offered.

1 cl, 4 dwg