发明名称 Packaging with line of weakness in gusseted wall
摘要 A package has a flexible top wall (3) and flexible side walls (4, 5) to form an enclosure, the top wall (3) being formed with a line of weakness (7) which is adapted to be torn to create an opening, the tear being confined within the top wall (3). The side walls (4, 5) may have transverse seals (1, 2), and top and bottom walls (3) folded inwards as gussets, and the line of weakness (7) extends substantially centrally along the fold line of the gusseted top wall (3) between the two transverse seals (1, 2). The package is easily gripped in both hands, one either side of the line of weakness (7), with a thumb on each side to press downwards and create a tear along the line of weakness. Preferably, the upper edges of the side walls (4, 5) are sealed to the adjoining edges of the top wall (3) to form a peripheral upstanding rim (6).
申请公布号 GB2421013(A) 申请公布日期 2006.06.14
申请号 GB20040027140 申请日期 2004.12.10
申请人 AMCOR FLEXIBLES EUROPE A/S 发明人 MICHAEL K J ADAMS;JOHN FAIRWEATHER
分类号 B65D75/58 主分类号 B65D75/58
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