JP5384134B2 - 蒸気用減圧弁 - Google Patents
蒸気用減圧弁 Download PDFInfo
- Publication number
- JP5384134B2 JP5384134B2 JP2009031715A JP2009031715A JP5384134B2 JP 5384134 B2 JP5384134 B2 JP 5384134B2 JP 2009031715 A JP2009031715 A JP 2009031715A JP 2009031715 A JP2009031715 A JP 2009031715A JP 5384134 B2 JP5384134 B2 JP 5384134B2
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- JP
- Japan
- Prior art keywords
- valve
- pressure
- valve port
- secondary pressure
- detection passage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Control Of Fluid Pressure (AREA)
Description
2 入口
3 出口
4 弁座部材
5 弁口
6 主弁
7 ピストン
12 パイロット弁
17 コイルバネ
21 ダイヤフラム
23 圧力設定バネ
24 圧力調節ねじ
30 下面室
33 第1二次圧検出通路
34 第2二次圧検出通路
Claims (3)
- 弁ケーシングに入口と出口を形成し、前記入口と前記出口の間に弁口を形成し、一面に圧力設定ばねの弾性力を作用させ他面に前記弁口の二次側から連通する二次圧検出通路からの二次側圧力を作用させたダイヤフラムの撓みで主弁を制御して前記弁口を開閉せしめる蒸気用減圧弁において、前記二次圧検出通路を前記弁口と前記出口との間から連通する第1二次圧検出通路と、前記弁口と前記出口との間から連通する第2二次圧検出通路により形成し、前記第1二次圧検出通路の前記弁口側開口端を前記第2二次圧検出通路の前記弁口側開口端よりも前記弁口に近い位置に形成したことを特徴とする蒸気用減圧弁。
- 前記第1二次圧検出通路の前記弁口側開口端は前記出口とは反対の方向に向けて開口することを特徴とする請求項1に記載の蒸気用減圧弁。
- 前記第1二次圧検出通路は前記第2二次圧検出通路内に形成することを特徴とする請求項1に記載の蒸気用減圧弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009031715A JP5384134B2 (ja) | 2009-02-13 | 2009-02-13 | 蒸気用減圧弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009031715A JP5384134B2 (ja) | 2009-02-13 | 2009-02-13 | 蒸気用減圧弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010186439A JP2010186439A (ja) | 2010-08-26 |
JP5384134B2 true JP5384134B2 (ja) | 2014-01-08 |
Family
ID=42767039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009031715A Active JP5384134B2 (ja) | 2009-02-13 | 2009-02-13 | 蒸気用減圧弁 |
Country Status (1)
Country | Link |
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JP (1) | JP5384134B2 (ja) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0431605Y2 (ja) * | 1987-06-10 | 1992-07-29 |
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2009
- 2009-02-13 JP JP2009031715A patent/JP5384134B2/ja active Active
Also Published As
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JP2010186439A (ja) | 2010-08-26 |
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