CARDBOARD PACKAGE AND METHOD OF ASSEMBLY Russian patent published in 2020 - IPC B65D5/22 B65D6/04 

FIELD: package and storage.

SUBSTANCE: sealed package for food products, including those containing or releasing fats and moisture, is made of frame material and laminated protective layer applied only from inner side of carcass material in contact with food products. Between the side walls at the package base there are angular elements, each of which consists of two symmetrical V-shaped segments, one of segments has only laminated protective layer for formation of sealed package in connection point of side double walls between each other angular elements and figured lobes located in upper part on both lateral sides on opposite side walls, and when forming side walls, which are in lower part, are inserted between double adjacent wall, in which the external component of the double wall is increased relative to the inner wall and forms the support of the entire package, which excludes the contact of the bottom with the surface on which the package is installed.

EFFECT: package has tightness and improved fixation of angular segments.

4 cl, 8 dwg