JPS60159871U - Automotive engine exhaust gas recirculation device - Google Patents
Automotive engine exhaust gas recirculation deviceInfo
- Publication number
- JPS60159871U JPS60159871U JP4936484U JP4936484U JPS60159871U JP S60159871 U JPS60159871 U JP S60159871U JP 4936484 U JP4936484 U JP 4936484U JP 4936484 U JP4936484 U JP 4936484U JP S60159871 U JPS60159871 U JP S60159871U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- gas recirculation
- passage
- recirculation device
- engine exhaust
- 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
図は本考案を適用した自動車用エンジンの排気ガス還流
装置の一実施例を示す系統図である。
１・・・吸気通路、２・・・排気通路、３・・・燃焼室
、４・・・気化器、５・・・第１の還流通路、５′・・
・第２の還流通路、６・・・排気ガス還流バルブ（ＥＧ
Ｒバルブ）、７・・・排気ガス還流センシング通路（Ｅ
ＧＲセンシング通路）、８・・・負圧室、９・・・バル
ブシート、１０・・・バルブ、１１・・・シャフト、１
２・・・ダイヤフラム、１３・・・大気室、１４・・・
ばね、１５・・・ベンチュリ、１６・・・戻り通路。The figure is a system diagram showing an embodiment of an exhaust gas recirculation device for an automobile engine to which the present invention is applied. DESCRIPTION OF SYMBOLS 1... Intake passage, 2... Exhaust passage, 3... Combustion chamber, 4... Carburetor, 5... First recirculation passage, 5'...
・Second recirculation passage, 6...exhaust gas recirculation valve (EG
R valve), 7...Exhaust gas recirculation sensing passage (E
GR sensing passage), 8... Negative pressure chamber, 9... Valve seat, 10... Valve, 11... Shaft, 1
2...Diaphragm, 13...Atmospheric chamber, 14...
Spring, 15...Venturi, 16...Return passage.
Claims (1)
る通路を設け、この還流通路に負圧で駆動される排気ガ
ス還流バルブが設けられてい゛る自動車用エンジンの排
気ガス還流装置において、排気通路にベンチュリ部を設
け、排気ガス還流バルブ近傍と排気通路のベンチュリ部
とを戻り通路で連通し、戻り通路は少くとも上記排気ガ
ス還流バルブが閉じている時に排気ガスの流れが生じる
ようにしたことを特徴とする自動車用エンジンの排気ガ
ス還流装置。In an exhaust gas recirculation system for an automobile engine, in which a passage for recirculating part of exhaust gas is provided between an exhaust passage and an intake passage, and an exhaust gas recirculation valve driven by negative pressure is provided in this recirculation passage. , a venturi section is provided in the exhaust passage, and the vicinity of the exhaust gas recirculation valve and the venturi section of the exhaust passage are communicated through a return passage, and the return passage is arranged so that exhaust gas flows at least when the exhaust gas recirculation valve is closed. An exhaust gas recirculation device for an automobile engine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4936484U JPS60159871U (en) | 1984-04-03 | 1984-04-03 | Automotive engine exhaust gas recirculation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4936484U JPS60159871U (en) | 1984-04-03 | 1984-04-03 | Automotive engine exhaust gas recirculation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60159871U true JPS60159871U (en) | 1985-10-24 |
Family
ID=30566492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4936484U Pending JPS60159871U (en) | 1984-04-03 | 1984-04-03 | Automotive engine exhaust gas recirculation device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60159871U (en) |
-
1984
- 1984-04-03 JP JP4936484U patent/JPS60159871U/en active Pending
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