发明授权
- 专利标题： Gate valve for vacuum and seal member used therefor
- 专利标题（中）： 用于真空和密封件的闸阀
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申请号： US12306866申请日： 2007-06-22
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公开(公告)号： US08074967B2公开(公告)日： 2011-12-13
- 发明人: Kazuaki Tsuji
- 申请人： Kazuaki Tsuji
- 申请人地址： JP Tokyo
- 专利权人： Nippon Valqua Industries, Ltd.
- 当前专利权人： Nippon Valqua Industries, Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： The Webb Law Firm
- 优先权： JP2006-180272 20060629
- 国际申请： PCT/JP2007/062576 WO 20070622
- 国际公布： WO2008/001683 WO 20080103
- 主分类号： F16K3/02
- IPC分类号： F16K3/02
摘要：
A gate valve for vacuum capable of preventing a seal member from being cracked or particles from being produced due to a stress concentration even if the seal member is repeatedly compressed in the state that the adhesive agent is separated from the open side of a seal member mounting groove and capable of suppressing particles from being produced due to the rub of the seal top part with the seal surface.
公开/授权文献
- US20090250649A1 Gate Valve for Vacuum and Seal Member Used Therefor 公开/授权日：2009-10-08
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