PACKAGE FROM FLEXIBLE POLYMER MATERIAL Russian patent published in 2011 - IPC B65D30/16 

FIELD: transport, package.

SUBSTANCE: invention relates to packages made from polymer thermoplastic materials and may be used for transportation and storage of lacked, loose and piece materials. Proposed package comprises lateral walls seamed together and bottom that represents a folded flexible polymer material with lateral sides seamed to lateral walls of the package. Bottom parts of the fold horizontal sides are seamed to bottom parts of lateral walls to add to package stability. Seams are 7-12 mm-wide, while package height to opening and closing elements is 4-10 times larger than that of package bottom fold. Package height to opening and closing elements makes 0.5-1.5 of package width. Inside of the top lateral walls are provided with opening and closing elements with their ends fitted in the package lateral wall seams. Package top section has grip opening.

EFFECT: higher strength, tight design, longer life.

8 cl, 2 dwg