JP4108063B2 - パイロット弁 - Google Patents
パイロット弁 Download PDFInfo
- Publication number
- JP4108063B2 JP4108063B2 JP2004126259A JP2004126259A JP4108063B2 JP 4108063 B2 JP4108063 B2 JP 4108063B2 JP 2004126259 A JP2004126259 A JP 2004126259A JP 2004126259 A JP2004126259 A JP 2004126259A JP 4108063 B2 JP4108063 B2 JP 4108063B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- chamber
- opening
- back pressure
- pressure chamber
- 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
Links
Images
Landscapes
- Fluid-Driven Valves (AREA)
- Diaphragms And Bellows (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Description
2 2次室
3 開閉弁
4 バックアップ部材
5 背圧室
Claims (3)
- 2次室へ連通する開口と、この開口を囲繞する1次室とを備え、この開口を閉塞し得るダイアフラム式の開閉弁を設けると共に、1次室を開閉弁の背圧室に連通する閉弁用通路と、背圧室を2次室に連通する開弁用通路とを設け、かつ、開弁用通路を開閉する電磁弁を設けたパイロット弁において、上記ダイアフラム式の開閉弁に、中央に貫通孔を備えたバックアップ部材を設け、このバックアップ部材の貫通孔を通って背圧室内の圧力が作用して2次室側に膨張し得る圧力逃がし部を、2次室に対して液密に形成し、上記開口を閉塞している状態で背圧室内の圧力上昇により圧力逃がし部が2次室側に膨張し、背圧室内の圧力上昇を緩和することを特徴とするパイロット弁。
- 上記開閉弁には上記開口の周縁に当接するゴム製のシール部が設けられており、上記圧力逃がし部をシール部と一体に成形したことを特徴とする請求項1記載のパイロット弁。
- 上記シール部をバックアップする硬質のバックアップ部材を上記開閉弁に着脱不能に設けたことを特徴とする請求項1または請求項2に記載のパイロット弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004126259A JP4108063B2 (ja) | 2004-04-22 | 2004-04-22 | パイロット弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004126259A JP4108063B2 (ja) | 2004-04-22 | 2004-04-22 | パイロット弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005308103A JP2005308103A (ja) | 2005-11-04 |
JP4108063B2 true JP4108063B2 (ja) | 2008-06-25 |
Family
ID=35437101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004126259A Expired - Fee Related JP4108063B2 (ja) | 2004-04-22 | 2004-04-22 | パイロット弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4108063B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7345087B2 (ja) | 2019-01-31 | 2023-09-15 | パナソニックIpマネジメント株式会社 | 空気浄化装置 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5168796B2 (ja) * | 2006-02-28 | 2013-03-27 | カシオ計算機株式会社 | 反応装置システム及び発電システム |
JP4789826B2 (ja) * | 2007-02-21 | 2011-10-12 | リンナイ株式会社 | バルブ装置 |
JP2010031956A (ja) * | 2008-07-29 | 2010-02-12 | Mikuni Corp | 電磁弁および電磁式給水弁 |
US8931508B2 (en) * | 2008-08-26 | 2015-01-13 | Eaton Corporation | Piloted fuel tank vapor isolation valve |
JP5206533B2 (ja) * | 2009-03-25 | 2013-06-12 | Toto株式会社 | バルブ装置 |
CN107842994A (zh) * | 2017-12-05 | 2018-03-27 | 佛山市法恩洁具有限公司 | 一种防冻加热装置 |
-
2004
- 2004-04-22 JP JP2004126259A patent/JP4108063B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7345087B2 (ja) | 2019-01-31 | 2023-09-15 | パナソニックIpマネジメント株式会社 | 空気浄化装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2005308103A (ja) | 2005-11-04 |
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