Invention Grant
US08381924B2 Closure apparatus 有权
封闭装置

Closure apparatus
Abstract:
A closing arrangement includes a neck having an end closed by a wall and an associated cap. The end of the neck is provided with a weakening line that surrounds the neck. The cap is provided with an opening promoting device arranged for engaging with a further opening promoting device of the wall to separate at least a part of the wall of the neck along the weakening line.
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