发明授权
- 专利标题： Opening device and method for manufacturing the same, and a packaging material provided with said opening device
- 专利标题（中）： 打开装置及其制造方法，以及设置有所述打开装置的包装材料
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申请号： US13515649申请日： 2010-12-10
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公开(公告)号： US09505519B2公开(公告)日： 2016-11-29
- 发明人: Pär Andersson
- 申请人： Pär Andersson
- 申请人地址： CH Pully
- 专利权人： TETRA LAVAL HOLDINGS & FINANCE S.A.
- 当前专利权人： TETRA LAVAL HOLDINGS & FINANCE S.A.
- 当前专利权人地址： CH Pully
- 代理机构： Buchanan Ingersoll & Rooney PC
- 优先权： SE0901552 20091214
- 国际申请： PCT/EP2010/069396 WO 20101210
- 国际公布： WO2011/073105 WO 20110623
- 主分类号： B65D51/22
- IPC分类号： B65D51/22 ; B65D5/72 ; B29C45/14 ; B29L31/56
摘要：
An opening device for a packaging container, the packaging container being formed from a packaging material having an upper side constituting the outside of the packaging container and a lower side constituting the inside of the container, the opening device including two operational parts, a preformed support part arranged on the upper side of the packaging material and a membrane part arranged on the lower side of the container and extending into openings of the support part such as to mechanically connect the two parts, and the materials of the membrane part and the support part are thermally incompatible polymer materials.
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