发明名称 IMPROVED PACKAGING WITH LINES OF WEAKNESS
摘要 <p>The present invention provides a package (10) comprising an outer film layer (32) and at least one inner film layer (34,36), the inner and outer film layers being mutually laminated. The package also comprises a pair of mutually spaced lines of weakness (20) in at least the outer film layer, and means (22) for initiating tearing of the film layers. The lines of weakness and tear initiation means are disposed such that activation of the tear initiation means causes controlled tearing of all the film layers along the lines of weakness. The package is particularly suitable for block products such as chocolate bars.</p>
申请公布号 WO2008029106(A1) 申请公布日期 2008.03.13
申请号 WO2007GB03316 申请日期 2007.09.03
申请人 CADBURY SCHWEPPES PLC;HUGHES, DOUGLAS, VAUGHAN, ST CLAIR 发明人 HUGHES, DOUGLAS, VAUGHAN, ST CLAIR
分类号 B65D75/58;B65D75/20 主分类号 B65D75/58
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