发明授权
US6131777A Seal arrangements for pressurized dispensing containers 失效
加压分配容器的密封装置

  • 专利标题: Seal arrangements for pressurized dispensing containers
  • 专利标题(中): 加压分配容器的密封装置
  • 申请号: US056088
    申请日: 1998-04-07
  • 公开(公告)号: US6131777A
    公开(公告)日: 2000-10-17
  • 发明人: Richard John Warby
  • 申请人: Richard John Warby
  • 申请人地址: GBX Norfolk
  • 专利权人: Bespak plc
  • 当前专利权人: Bespak plc
  • 当前专利权人地址: GBX Norfolk
  • 优先权: GBX9707010 19970407
  • 主分类号: B65D83/14
  • IPC分类号: B65D83/14 B65D83/00
Seal arrangements for pressurized dispensing containers
摘要:
The invention relates to pressurised dispensing apparatus which includes a container for product to be dispensed, and a valve for controlling outflow of product from the container. The valve includes a valve body located within the container. The container has an open ended container body, and a closure fixedly attached to said container body for closing the open end thereof. The closure has an annular sidewall extending around at least an upper end of the container body. First and second seals are provided, wherein the first seal provides a barrier against the ingress of moisture into the container and the second seal provides a barrier against leakage of the product from the container.
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