JPH0263063U - - Google Patents
Info
- Publication number
- JPH0263063U JPH0263063U JP14106388U JP14106388U JPH0263063U JP H0263063 U JPH0263063 U JP H0263063U JP 14106388 U JP14106388 U JP 14106388U JP 14106388 U JP14106388 U JP 14106388U JP H0263063 U JPH0263063 U JP H0263063U
- Authority
- JP
- Japan
- Prior art keywords
- negative pressure
- exhaust recirculation
- exhaust
- passage
- path
- 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)
Description
第１図は本考案の排気還流装置の実施例を示す
構成図であり、第２図は従来の排気還流装置の構
成図である。
１：内燃機関、２：排気通路、３：吸気通路、
４：排気還流路、５：排気還流弁、６：二方電磁
制御弁、７：負圧路、８：負圧源、９：オリフイ
ス、１０：大気路。
FIG. 1 is a block diagram showing an embodiment of the exhaust gas recirculation system of the present invention, and FIG. 2 is a block diagram of a conventional exhaust gas recirculation system. 1: internal combustion engine, 2: exhaust passage, 3: intake passage,
4: Exhaust recirculation path, 5: Exhaust recirculation valve, 6: Two-way electromagnetic control valve, 7: Negative pressure path, 8: Negative pressure source, 9: Orifice, 10: Atmospheric path.
Claims (1)
気還流路に配設された排気還流弁の負圧応動室を
、オリフイスを介装した負圧路により負圧源に連
結するとともに、前記負圧路におけるオリフイス
と排気還流弁との間に二方電磁制御弁を介装した
大気路を連結し、前記電磁制御弁にこれをデユー
テイ比制御するコントロールユニツトを電気的に
連結したことを特徴とする排気還流装置。 A negative pressure response chamber of an exhaust recirculation valve disposed in an exhaust recirculation path that communicates between an exhaust passage and an intake passage of the engine is connected to a negative pressure source by a negative pressure path having an orifice interposed therebetween, and An atmospheric passage having a two-way electromagnetic control valve is connected between the orifice and the exhaust recirculation valve, and a control unit for controlling the duty ratio of the electromagnetic control valve is electrically connected. Reflux device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14106388U JPH0263063U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14106388U JPH0263063U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0263063U true JPH0263063U (en) | 1990-05-11 |
Family
ID=31405802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14106388U Pending JPH0263063U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0263063U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5835255A (en) * | 1981-08-27 | 1983-03-01 | Toyota Motor Corp | Diesel engine exhaust gas recirculation device |
-
1988
- 1988-10-31 JP JP14106388U patent/JPH0263063U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5835255A (en) * | 1981-08-27 | 1983-03-01 | Toyota Motor Corp | Diesel engine exhaust gas recirculation device |