- 专利标题： Cap member for shut-off valve, valve element for shut-off valve, method for manufacturing shut-off valve, and method for replacing valve element of shut-off valve
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申请号： US17681954申请日： 2022-02-28
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公开(公告)号： US11549592B2公开(公告)日： 2023-01-10
- 发明人: Kenji Yuki , Masahiro Yamada , Satoru Kimura , Nobuo Kawauchi , Yu Shindo
- 申请人： HONDA MOTOR CO., LTD.
- 申请人地址： JP Tokyo
- 专利权人： HONDA MOTOR CO., LTD.
- 当前专利权人： HONDA MOTOR CO., LTD.
- 当前专利权人地址： JP Tokyo
- 代理机构： Amin, Turocy & Watson, LLP
- 优先权： JPJP2021-051383 20210325
- 主分类号： F16K1/30
- IPC分类号： F16K1/30 ; F16K1/38 ; B22D18/06 ; F16K1/48
摘要：
A cap member is used in a shut-off valve including a valve head in which a through hole is formed, the cap member including: a cap member main body screwed into the through hole; a first engaging portion for engaging with a first tool for screwing the cap member main body into the valve head; a second engaging portion formed inside the cap member main body to engage with a second tool for unscrewing the cap member main body from the valve head; and a wall portion covering the second engaging portion so that the second engaging portion is not exposed when the cap member is viewed from the first engaging portion toward the second engaging portion.
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