JPS61190459U - - Google Patents
Info
- Publication number
- JPS61190459U JPS61190459U JP7542385U JP7542385U JPS61190459U JP S61190459 U JPS61190459 U JP S61190459U JP 7542385 U JP7542385 U JP 7542385U JP 7542385 U JP7542385 U JP 7542385U JP S61190459 U JPS61190459 U JP S61190459U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust pressure
- pressure
- exhaust
- passage
- 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
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Supercharger (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
第１図は本考案の実施例を示す構成図、第２図
、第３図、第４図はそれぞれ圧力遮断弁の動作を
示す断面図である。第５図、第６図、第７図はそ
れぞれ他の実施例における圧力遮断弁の動作を示
す断面図である。第８図は従来例を示す構成図で
ある。
１……ＥＧＲ通路、２……ＥＧＲバルブ、６…
…負圧通路、７……排圧制御弁、８……排圧通路
、１０……ダイヤフラム、１５……排圧室（ダイ
ヤフラム室）、２１……圧力遮断弁、２３……ポ
ート、３０……バルブ。
FIG. 1 is a block diagram showing an embodiment of the present invention, and FIGS. 2, 3, and 4 are sectional views showing the operation of a pressure cutoff valve, respectively. FIG. 5, FIG. 6, and FIG. 7 are sectional views showing the operation of the pressure cutoff valve in other embodiments, respectively. FIG. 8 is a configuration diagram showing a conventional example. 1...EGR passage, 2...EGR valve, 6...
...Negative pressure passage, 7...Exhaust pressure control valve, 8...Exhaust pressure passage, 10...Diaphragm, 15...Exhaust pressure chamber (diaphragm chamber), 21...Pressure cutoff valve, 23...Port, 30... …valve.
Claims (1)
バルブより上流側のＥＧＲ通路の排気圧力を排圧
通路を介して排圧制御弁のダイヤフラム室に導く
排気還流制御装置において、前記ダイヤフラム室
に導かれる排気圧力が所定値を越えて上昇すると
前記排圧通路を遮断する圧力遮断弁を排圧通路の
途中に配設したことを特徴とする排気還流制御装
置。 The engine is equipped with a turbocharger and EGR
In an exhaust gas recirculation control device that guides exhaust pressure in an EGR passage upstream from a valve to a diaphragm chamber of an exhaust pressure control valve via an exhaust pressure passage, when the exhaust pressure led to the diaphragm chamber rises beyond a predetermined value, An exhaust gas recirculation control device characterized in that a pressure cutoff valve for blocking a pressure passage is disposed in the middle of an exhaust pressure passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7542385U JPS61190459U (en) | 1985-05-21 | 1985-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7542385U JPS61190459U (en) | 1985-05-21 | 1985-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190459U true JPS61190459U (en) | 1986-11-27 |
Family
ID=30616630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7542385U Pending JPS61190459U (en) | 1985-05-21 | 1985-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040000117A (en) * | 2002-06-24 | 2004-01-03 | 현대자동차주식회사 | Control apparatus of waste gate valve |
-
1985
- 1985-05-21 JP JP7542385U patent/JPS61190459U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040000117A (en) * | 2002-06-24 | 2004-01-03 | 현대자동차주식회사 | Control apparatus of waste gate valve |
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