JP5295632B2 - 逆止弁 - Google Patents
逆止弁 Download PDFInfo
- Publication number
- JP5295632B2 JP5295632B2 JP2008128815A JP2008128815A JP5295632B2 JP 5295632 B2 JP5295632 B2 JP 5295632B2 JP 2008128815 A JP2008128815 A JP 2008128815A JP 2008128815 A JP2008128815 A JP 2008128815A JP 5295632 B2 JP5295632 B2 JP 5295632B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- coil spring
- protrusion
- spring
- inlet
- 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.)
- Expired - Fee Related
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- Check Valves (AREA)
Description
2 入口
3 弁室
4 出口
5 環状弁座
6 弁体
18 バネ受け
19 コイルバネ
21 上突出部
22 下突出部
23 左突出部
24 右突出部
Claims (1)
- 弁ケーシングで入口と弁室と出口を形成し、入口と弁室の間に環状弁座を設け、弁室内に環状弁座を開閉する弁体を配置し、バネ受けと弁体の間に弁体を環状弁座へ付勢するコイルバネを設け、バネ受けの上部と下部に弁体側に突出する上突出部と下突出部を設けてコイルバネの外周の上部と下部を緩く保持したものにおいて、前記コイルバネの内周側であって前記バネ受けの左部と右部に沿って前記弁体側に突出する左突出部と右突出部からなる左右一対の左右突出部であって、前記左突出部は左上当接部と左下当接部の2点が前記コイルバネの内周に当接し、前記右突出部は前記左突出部の前記左上当接部及び前記左下当接部と左右対称な右上当接部と右下当接部の2点が前記コイルバネの内周に当接し、前記左突出部の前記左上当接部と前記右突出部の前記右下当接部が前記コイルバネの内周の直径と略同じ距離を隔てた位置にあり、前記左突出部の前記左下当接部と前記右突出部の前記右上当接部が前記コイルバネの内周の直径と略同じ距離を隔てた位置にある左右突出部を設けて前記コイルバネの内周の左部と右部を緩く保持したことを特徴とする逆止弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008128815A JP5295632B2 (ja) | 2008-05-15 | 2008-05-15 | 逆止弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008128815A JP5295632B2 (ja) | 2008-05-15 | 2008-05-15 | 逆止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009275851A JP2009275851A (ja) | 2009-11-26 |
JP5295632B2 true JP5295632B2 (ja) | 2013-09-18 |
Family
ID=41441469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008128815A Expired - Fee Related JP5295632B2 (ja) | 2008-05-15 | 2008-05-15 | 逆止弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5295632B2 (ja) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2673635B2 (ja) * | 1992-06-22 | 1997-11-05 | リンナイ株式会社 | バイパスミキシング方式の給湯器 |
JP3451689B2 (ja) * | 1993-12-28 | 2003-09-29 | ダイキン工業株式会社 | 圧縮機用逆止弁 |
JP3681092B2 (ja) * | 1998-05-11 | 2005-08-10 | 光洋精工株式会社 | 逆止弁 |
JP4168711B2 (ja) * | 2002-09-11 | 2008-10-22 | 株式会社アドヴィックス | チェックバルブ |
JP4428501B2 (ja) * | 2002-09-13 | 2010-03-10 | 株式会社テイエルブイ | 逆止弁 |
-
2008
- 2008-05-15 JP JP2008128815A patent/JP5295632B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009275851A (ja) | 2009-11-26 |
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