JPS58156155U - Exhaust recirculation device - Google Patents
Exhaust recirculation deviceInfo
- Publication number
- JPS58156155U JPS58156155U JP5304682U JP5304682U JPS58156155U JP S58156155 U JPS58156155 U JP S58156155U JP 5304682 U JP5304682 U JP 5304682U JP 5304682 U JP5304682 U JP 5304682U JP S58156155 U JPS58156155 U JP S58156155U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- exhaust recirculation
- recirculation
- recirculation device
- control 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
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
第1図は従来のEGR装置の構成断面図、第2図、第3
図はこの考案のEGRオリフィスと対比して説明するた
めに示した従来のEGRオリフィス部分構成断面図、第
4図はこの考案の一実施例を示すEGR装置の構成断面
図、第5図は第4図のEGRオリフィスの詳細を示す要
部の拡大断面図である。
図中、′1は排気マニホールド、3はEGRパイプ、4
はEGR制御バルブ、20はEGRオリフィスである。
第1図
第4図Figure 1 is a cross-sectional view of the structure of a conventional EGR device, Figures 2 and 3.
The figure is a partial cross-sectional view of a conventional EGR orifice shown in comparison with the EGR orifice of this invention, FIG. 4 is a cross-sectional view of an EGR device showing an embodiment of this invention, and FIG. FIG. 4 is an enlarged sectional view of a main part showing details of the EGR orifice shown in FIG. 4; In the figure, '1 is the exhaust manifold, 3 is the EGR pipe, and 4 is the exhaust manifold.
is an EGR control valve, and 20 is an EGR orifice. Figure 1 Figure 4
Claims (1)
ルブを介して吸気路へ還流する排気還流装置において、
前記排気還流通路の排気還流制御バルブ上流に排気流方
向にその流路断面積が除々に縮小した断面形状がM型の
排気還流オリフィスを設けたことを特徴とする排気還流
装置。In an exhaust recirculation device that recirculates a portion of engine exhaust gas to an intake passage via an exhaust recirculation passage and an exhaust recirculation control valve,
An exhaust recirculation device characterized in that an exhaust recirculation orifice having an M-shaped cross-sectional shape whose cross-sectional area gradually decreases in the exhaust flow direction is provided upstream of the exhaust recirculation control valve in the exhaust gas recirculation passage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5304682U JPS58156155U (en) | 1982-04-14 | 1982-04-14 | Exhaust recirculation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5304682U JPS58156155U (en) | 1982-04-14 | 1982-04-14 | Exhaust recirculation device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58156155U true JPS58156155U (en) | 1983-10-18 |
Family
ID=30063728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5304682U Pending JPS58156155U (en) | 1982-04-14 | 1982-04-14 | Exhaust recirculation device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58156155U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016125433A (en) * | 2015-01-06 | 2016-07-11 | フタバ産業株式会社 | Method for manufacturing egr pipe with filter and egr pipe |
-
1982
- 1982-04-14 JP JP5304682U patent/JPS58156155U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016125433A (en) * | 2015-01-06 | 2016-07-11 | フタバ産業株式会社 | Method for manufacturing egr pipe with filter and egr pipe |
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