JPS581761U - Back pressure controlled exhaust gas recirculation device - Google Patents
Back pressure controlled exhaust gas recirculation deviceInfo
- Publication number
- JPS581761U JPS581761U JP9407581U JP9407581U JPS581761U JP S581761 U JPS581761 U JP S581761U JP 9407581 U JP9407581 U JP 9407581U JP 9407581 U JP9407581 U JP 9407581U JP S581761 U JPS581761 U JP S581761U
- Authority
- JP
- Japan
- Prior art keywords
- egr
- exhaust gas
- egr valve
- back pressure
- gas recirculation
- 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
Landscapes
- Exhaust-Gas Circulating Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例を示し、第１図は、概略的な正
断面図、第２図は特性曲線図である。
１・・・・・・内燃機関、２・・・・・・排気系路（エ
キシース゛トマニホルド）、３・・・・・・吸気系路（
インテークマーニホルド）、４・・・・・・ＥＧＲ流路
、５・・・・・・ＥＧＲバルブ、７・・・・・・モジュ
レータ、７ｄ・・・・・・ダイアフラム室。
。The drawings show an embodiment of the present invention, with FIG. 1 being a schematic front sectional view and FIG. 2 being a characteristic curve diagram. 1...Internal combustion engine, 2...Exhaust system path (exhaust manifold), 3...Intake system path (
intake manifold), 4...EGR passage, 5...EGR valve, 7...Modulator, 7d...Diaphragm chamber.
.
Claims (1)
に導くＥＧＲ流路と、このＥＧＲ流路に介挿したＥＧＲ
バルブと、ダイアフラム室を有し該ダイアフラム室内の
圧力に応じて前記ＥＧＲバルブを開閉側御するモジュレ
ータとを具備してなり、前記ＥＧＲバルブを吸気系路側
に配設するとともに、前記モジュレータのダイアフラム
室を前記ＥＧＲ流路の前記ＥＧＲバルブよりも上流側で
かつ該ＥＧＲバルブに近接しない部位に開口させている
ことを特徴とする背圧制御式排気再循環装置。An EGR flow path that guides a part of the exhaust gas flowing through the exhaust system path of an internal combustion engine to the intake system path, and an EGR inserted in this EGR flow path.
and a modulator that has a diaphragm chamber and controls opening and closing of the EGR valve according to the pressure inside the diaphragm chamber, the EGR valve is disposed on the intake system road side, and the diaphragm chamber of the modulator is provided with the EGR valve on the intake system road side. The back pressure controlled exhaust gas recirculation device is characterized in that the EGR channel is opened at a portion upstream of the EGR valve and not close to the EGR valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9407581U JPS581761U (en) | 1981-06-24 | 1981-06-24 | Back pressure controlled exhaust gas recirculation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9407581U JPS581761U (en) | 1981-06-24 | 1981-06-24 | Back pressure controlled exhaust gas recirculation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS581761U true JPS581761U (en) | 1983-01-07 |
Family
ID=29889013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9407581U Pending JPS581761U (en) | 1981-06-24 | 1981-06-24 | Back pressure controlled exhaust gas recirculation device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS581761U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52135921A (en) * | 1976-05-10 | 1977-11-14 | Nissan Motor Co Ltd | Exhaust gas reflux control equipment |
| JPS532031B2 (en) * | 1972-01-31 | 1978-01-24 | ||
| JPS5351334A (en) * | 1976-10-20 | 1978-05-10 | Nippon Soken Inc | Exhaust recirculating system for internal combustion engine |
-
1981
- 1981-06-24 JP JP9407581U patent/JPS581761U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS532031B2 (en) * | 1972-01-31 | 1978-01-24 | ||
| JPS52135921A (en) * | 1976-05-10 | 1977-11-14 | Nissan Motor Co Ltd | Exhaust gas reflux control equipment |
| JPS5351334A (en) * | 1976-10-20 | 1978-05-10 | Nippon Soken Inc | Exhaust recirculating system for internal combustion engine |
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