发明授权
- 专利标题: Self-closing liquid dispensing package
- 专利标题(中): 自动关闭液体分配包装
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申请号: US552018申请日: 1995-11-02
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公开(公告)号: US5996845A公开(公告)日: 1999-12-07
- 发明人: John G. Chan
- 申请人: John G. Chan
- 申请人地址: OH Cincinnati
- 专利权人: The Procter & Gamble Company
- 当前专利权人: The Procter & Gamble Company
- 当前专利权人地址: OH Cincinnati
- 主分类号: B65D35/02
- IPC分类号: B65D35/02 ; B65D75/36 ; B65D75/40 ; B65D75/58 ; B65D77/20 ; B65D77/30 ; B65D35/08
摘要:
The present invention relates to a self-closing liquid dispensing package comprising a liquid container and a self-closing flat channel valve in liquid communication with liquid container, wherein the liquid container comprises a reservoir portion for containing liquid. The reservoir portion is made of a thermoformed thermoplastic material. In one preferred embodiment of the present invention, the self-closing flat channel valve is in liquid communication with the container via a connection portion wherein the connection portion comprises a stiffening crease. The package of the present invention is useful for multiple use of various liquid products having a wide range of viscosity.
公开/授权文献
- US4496039A Bottle alignment apparatus 公开/授权日:1985-01-29