JPS61178066U - - Google Patents
Info
- Publication number
- JPS61178066U JPS61178066U JP6208485U JP6208485U JPS61178066U JP S61178066 U JPS61178066 U JP S61178066U JP 6208485 U JP6208485 U JP 6208485U JP 6208485 U JP6208485 U JP 6208485U JP S61178066 U JPS61178066 U JP S61178066U
- Authority
- JP
- Japan
- Prior art keywords
- intake passage
- enlarged chamber
- passage
- intake
- 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
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Lift Valve (AREA)
Description
第１図は本考案の一実施例を示すエンジンの断
面図、第２図は吸気系の斜視図、第３図は制御弁
の正面図である。
６……吸気ポート、７……排気ポート、１０…
…吸気通路、１１……排気通路、１２……サージ
タンク、１４……拡大室、１６……制御弁、２０
……排ガス還流通路、２２……穴。
FIG. 1 is a sectional view of an engine showing an embodiment of the present invention, FIG. 2 is a perspective view of an intake system, and FIG. 3 is a front view of a control valve. 6...Intake port, 7...Exhaust port, 10...
...Intake passage, 11...Exhaust passage, 12...Surge tank, 14...Expansion chamber, 16...Control valve, 20
...Exhaust gas recirculation passage, 22...hole.
Claims (1)
され、該サージタンクより下流側の吸気通路に拡
大室が形成され、この拡大室を前記吸気通路に対
し開閉する制御弁が設けられたエンジンの吸気系
構造において、排ガス還流通路が前記拡大室に開
口され、前記制御弁の閉状態において前記拡大室
から前記吸気通路への気体の流通を許容するガス
通路が設けられたことを特徴とするエンジンの吸
気系構造。 An intake system for an engine in which a surge tank is disposed in an intake passage leading to a combustion chamber, an enlarged chamber is formed in the intake passage downstream of the surge tank, and a control valve is provided to open and close the enlarged chamber with respect to the intake passage. In the structure, an exhaust gas recirculation passage is opened to the enlarged chamber, and a gas passage is provided that allows gas to flow from the enlarged chamber to the intake passage when the control valve is closed. System structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6208485U JPS61178066U (en) | 1985-04-25 | 1985-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6208485U JPS61178066U (en) | 1985-04-25 | 1985-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61178066U true JPS61178066U (en) | 1986-11-06 |
Family
ID=30590961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6208485U Pending JPS61178066U (en) | 1985-04-25 | 1985-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61178066U (en) |
-
1985
- 1985-04-25 JP JP6208485U patent/JPS61178066U/ja active Pending
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