BOX (VARIANTS), BOX BLANK, ARTICLE DISTRIBUTION MEANS AND METHOD OF BOX MANUFACTURING (VARIANTS) Russian patent published in 2005 - IPC

FIELD: packing equipment, particularly containers of polygonal cross-section formed by folding or erecting one or more blanks made of paper.

SUBSTANCE: box is erected of blank formed of rigid but flexible cardboard material. Box has upper, lower and two side walls, as well as two end walls connected one to another along fold lines to define closed space. Upper wall is made of flaps connected to end walls and extending therefrom so that the flaps face each other. Upper wall is also formed of flaps attached to side walls so that the flaps face each other. The flaps are mutually connected by adhesive tape extending from one end wall to another one. In the first embodiment each flap connected to side wall has perforations defining distribution orifices. Areas of each flap separating distribution orifices and adhesive tape form handle. In the second embodiment handle is created by part of upper wall accessed through distribution orifice formed in side wall flaps and the handle is reinforced with tape. Box blank, article distribution means and two methods of box forming are disclosed.

EFFECT: increased box rigidity without the use of additional reinforcing members.

17 cl, 3 dwg