发明名称 |
Valve device and manually operated shutoff valve device |
摘要 |
In a valve device for selectively opening and closing a flow passage formed to open on a valve seat by a valve body through a resin-made seat, a hollow portion is formed on either one of the valve body and the valve seat and receives the resin-made seat therein, the resin-made seat has a thickness so that the resin-made seat partly protrudes from the hollow portion, and when the valve body is operated to close the flow passage, the resin-made seat is compressed to bring an end surface of the valve body into contact with the valve seat.
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申请公布号 |
US8474792(B2) |
申请公布日期 |
2013.07.02 |
申请号 |
US20080235077 |
申请日期 |
2008.09.22 |
申请人 |
KUBO TOSHIKATSU;SHIMA TOSHIHIKO;SUZUKI TAKUYA;KUROYANAGI MUNETOSHI;JTEKT CORPORATION |
发明人 |
KUBO TOSHIKATSU;SHIMA TOSHIHIKO;SUZUKI TAKUYA;KUROYANAGI MUNETOSHI |
分类号 |
F16K1/42;F16K1/02;F16K1/30;F16K31/50 |
主分类号 |
F16K1/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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