JPH01108353U - - Google Patents
Info
- Publication number
- JPH01108353U JPH01108353U JP275188U JP275188U JPH01108353U JP H01108353 U JPH01108353 U JP H01108353U JP 275188 U JP275188 U JP 275188U JP 275188 U JP275188 U JP 275188U JP H01108353 U JPH01108353 U JP H01108353U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- negative pressure
- case
- diaphragm device
- valve
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims 1
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
Landscapes
- Fluid-Driven Valves (AREA)
- Actuator (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
第１図及び第２図は各々本考案による負圧作動
式ダイヤフラム装置を備えた排気ガス再循環制御
弁の実施例を示す概略縦断面図である。
１０，１２……ケース、１４……ダイヤフラム
、１５……ウエブ、１６……ダイヤフラム室、１
８……負圧取入ポート、２０……圧縮コイルばね
、２２……弁ロツド、２４……弁要素、２６……
弁座部、２８……弁ポート、３０……正圧逃しポ
ート、３４……弁要素、３６……カバー、３８…
…圧縮コイルばね、４０……傘形弁。
1 and 2 are schematic longitudinal sectional views each showing an embodiment of an exhaust gas recirculation control valve equipped with a negative pressure operated diaphragm device according to the present invention. 10, 12...Case, 14...Diaphragm, 15...Web, 16...Diaphragm chamber, 1
8... Negative pressure intake port, 20... Compression coil spring, 22... Valve rod, 24... Valve element, 26...
Valve seat portion, 28... Valve port, 30... Positive pressure relief port, 34... Valve element, 36... Cover, 38...
...Compression coil spring, 40...Umbrella valve.
Claims (1)
ヤフラム室に負圧を導入されることにより作動す
る負圧作動式ダイヤフラム装置に於て、前記ケー
スに前記ダイヤフラム室よりケース外部へ向う流
体の流れのみを許す逆止弁構造の正圧逃し弁が設
けられていることを特徴とする負圧作動式ダイヤ
フラム装置。 In a negative pressure actuated diaphragm device that operates by introducing negative pressure into a diaphragm chamber defined by a case and a diaphragm, there is a reverse diaphragm device that only allows fluid to flow from the diaphragm chamber to the outside of the case. A negative pressure operated diaphragm device characterized by being provided with a positive pressure relief valve having a stop valve structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP275188U JPH01108353U (en) | 1988-01-13 | 1988-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP275188U JPH01108353U (en) | 1988-01-13 | 1988-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01108353U true JPH01108353U (en) | 1989-07-21 |
Family
ID=31203793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP275188U Pending JPH01108353U (en) | 1988-01-13 | 1988-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01108353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011139025A3 (en) * | 2010-05-04 | 2012-01-12 | Lee Yong-Min | Auto-switching spraying apparatus |
-
1988
- 1988-01-13 JP JP275188U patent/JPH01108353U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011139025A3 (en) * | 2010-05-04 | 2012-01-12 | Lee Yong-Min | Auto-switching spraying apparatus |