发明名称 |
WAFER-TYPE DIRECT-ACTING VALVE |
摘要 |
<p>In the direct-acting valve of the present invention, no flange is formed in the valve box and the piping is achieved by interposing the valve box between pipe flanges. The direct-acting valve of the present invention includes: a driving section 1 that operates by sensing a primary pressure or a secondary pressure; and a valve body 3 communicating with the driving section 1 to open and close a flow path 2. A valve box 4 of the valve is sandwiched between pipe flanges F and Fl tightened by bolts B, B1 ... and nuts N, N1 .... Connecting end portions 10 and 11 to be mated with pipe flanges F and F1 that respectively have an inlet and an outlet 6 and 7 of the flow path 2 are made to be flangeless. A cover flange neck 17 is extended upward from the valve box 4 is formed so as to be interposed between the bolts B and B1 which are provided between the pipe flanges F and F1 and adjacent to each other on the circumference of the pipe flanges F and F1.</p> |
申请公布号 |
CA2568706(A1) |
申请公布日期 |
2007.06.12 |
申请号 |
CA20062568706 |
申请日期 |
2006.11.23 |
申请人 |
KANE KOUGYOU CO., LTD. |
发明人 |
OCHIAI, MASARU;YAMAGUCHI, HISAYUKI |
分类号 |
F16K27/02;F16L23/02;F16L55/00 |
主分类号 |
F16K27/02 |
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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