发明授权
US5375718A Package with packaging film with detachable tab and method for wrapping
the article by the packaging film
失效
具有可拆卸片的包装膜的包装和由包装膜包裹物品的方法
- 专利标题: Package with packaging film with detachable tab and method for wrapping the article by the packaging film
- 专利标题(中): 具有可拆卸片的包装膜的包装和由包装膜包裹物品的方法
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申请号: US138268申请日: 1993-10-20
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公开(公告)号: US5375718A公开(公告)日: 1994-12-27
- 发明人: Hiroyuki Honma , Masaei Fukaya , Takatsugu Funawatari
- 申请人: Hiroyuki Honma , Masaei Fukaya , Takatsugu Funawatari
- 申请人地址: JPX
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JPX
- 优先权: JPX4-315732 19921030
- 主分类号: B65D71/08
- IPC分类号: B65D71/08 ; B65D65/34 ; B65D75/66 ; B65D65/32
摘要:
A package consisting in an article packaged by a packaging film exhibiting heat shrinkability is disclosed. The packaging film has its wrapping terminal end formed with a protuberant tearing tab, and a severing tape is bonded to the inner surface of the film for extending from the distal end of the tearing tab along the entire length of the film along the article wrapping direction. The severing tape has a width lesser than the width of the tearing tab and is formed of a material having heat shrinkage percentage lower than that of the film. The tearing tab has its distal end reduced in width for reducing the allowance for heat fusion. For reducing the allowance for heat fusion, the distal end of the tearing tab is semi-circular in contour. The distal end of the severing tape substantially in register with the center sealing region of the film is designed as a non-fusing region to facilitate the exfoliation of the severing tape.
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