基本信息:
- 专利标题： VALVE AND PACKAGE PROVIDED WITH THE SAME
- 申请号：US17285016 申请日：2019-10-15
- 公开(公告)号：US20210341068A1 公开(公告)日：2021-11-04
- 发明人： Miho SASAKI , Atsuko TAKAHAGI
- 申请人： DAI NIPPON PRINTING CO., LTD.
- 申请人地址： JP Tokyo
- 专利权人： DAI NIPPON PRINTING CO., LTD.
- 当前专利权人： DAI NIPPON PRINTING CO., LTD.
- 当前专利权人地址： JP Tokyo
- 优先权： JP2018-194191 20181015
- 国际申请： PCT/JP2019/040368 WO 20191015
- 主分类号： F16K17/04
- IPC分类号： F16K17/04 ; B65D77/22 ; H01M50/342 ; F16K17/16
摘要：
A valve for forming a passage through an inside and an outside of a packaging container constituted by resin molded articles or films are in communication with each other includes a breakable valve that's arranged to block the passage and splits open when internal pressure of the packaging container increases due to gas generated inside the packaging container, a check valve that's arranged on a secondary side located on an outer side to the breakable valve in the passage and through which the gas is discharged from the inside of the packaging container to the outside thereof according to internal pressure of the packaging container after the breakable valve has split open, and an attachment portion that delimits at least a portion of the passage and is fixed to the packaging container in a state of being sandwiched between the resin molded articles or the films constituting the packaging container.
公开/授权文献:
- US11988293B2 Valve and package provided with the same 公开/授权日：2024-05-21
IPC结构图谱:
| F | 机械工程；照明；加热；武器；爆破 |
| --F16 | 工程元件或部件；为产生和保持机器或设备的有效运行的一般措施；一般绝热 |
| ----F16K | 阀；龙头；旋塞；致动浮子；通风或充气装置 |
| ------F16K17/00 | 安全阀；平衡阀 |
| --------F16K17/02 | .在一侧过压时开启；在一侧压力不足时闭合 |
| ----------F16K17/04 | ..弹簧加载的 |