JPS61122362U - - Google Patents
Info
- Publication number
- JPS61122362U JPS61122362U JP408985U JP408985U JPS61122362U JP S61122362 U JPS61122362 U JP S61122362U JP 408985 U JP408985 U JP 408985U JP 408985 U JP408985 U JP 408985U JP S61122362 U JPS61122362 U JP S61122362U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- intake passage
- valve
- engine
- 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
- 239000000446 fuel Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案の第１実施例の平面図、第２図
は本考案の第２実施例の縦断正面図、第３図はＥ
ＧＲを行わない場合の噴射燃料の滞留状態を示す
説明図、第４図は同上第２実施例の作用を示す説
明図、第５図は本考案の第３実施例の縦断正面図
、第６図は同上実施例の作用と対比するための噴
射燃料の滞留状態を示す説明図、第７図は本考案
の第４実施例の縦断正面図、第８図は従来装置の
平面図でさる。
２……第１吸気通路、３……第２吸気通路、６
……燃焼室、７……吸気制御弁、８……燃料噴射
弁、９……点火栓、１２……排気通路、１３……
ＥＧＲ管、１４……ＥＧＲバルブ、１５……サー
ジタンク、１６……スロツトル弁、１７……ＥＧ
Ｒガス注入口、１８……ＥＧＲガス、１９……噴
射燃料。
Fig. 1 is a plan view of the first embodiment of the present invention, Fig. 2 is a longitudinal sectional front view of the second embodiment of the invention, and Fig. 3 is an E
FIG. 4 is an explanatory diagram showing the retention state of injected fuel when GR is not performed. FIG. 4 is an explanatory diagram showing the operation of the second embodiment of the same. FIG. The figure is an explanatory view showing the retention state of the injected fuel for comparison with the operation of the same embodiment, FIG. 7 is a longitudinal sectional front view of the fourth embodiment of the present invention, and FIG. 8 is a plan view of the conventional device. 2...First intake passage, 3...Second intake passage, 6
...Combustion chamber, 7...Intake control valve, 8...Fuel injection valve, 9...Ignition plug, 12...Exhaust passage, 13...
EGR pipe, 14...EGR valve, 15...surge tank, 16...throttle valve, 17...EG
R gas inlet, 18...EGR gas, 19...injected fuel.
Claims (1)
負荷に応じて開放、閉鎖を行う吸気制御弁が設け
られている第７の吸気通路とを、それぞれエンジ
ン燃焼室に接続し、前記第２の吸気通路の前記吸
気制御弁の下流側に燃料噴射弁を設けた複吸気弁
エンジンにおいて、前記第２の吸気通路内の前記
吸気制御弁下流側に排気還流ガス注入路を開口さ
せたことを特徴とする複吸気弁エンジン。 The first intake passage, which is always open, and the seventh intake passage, which is provided with an intake control valve that opens and closes depending on the engine load, are connected to the engine combustion chamber, respectively, and the second intake passage is connected to the engine combustion chamber. A dual intake valve engine including a fuel injection valve provided downstream of the intake control valve in the intake passage, characterized in that an exhaust recirculation gas injection path is opened downstream of the intake control valve in the second intake passage. A dual intake valve engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP408985U JPS61122362U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP408985U JPS61122362U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61122362U true JPS61122362U (en) | 1986-08-01 |
Family
ID=30479323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP408985U Pending JPS61122362U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61122362U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5990719A (en) * | 1982-11-16 | 1984-05-25 | Mazda Motor Corp | Intake device for engine |
-
1985
- 1985-01-18 JP JP408985U patent/JPS61122362U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5990719A (en) * | 1982-11-16 | 1984-05-25 | Mazda Motor Corp | Intake device for engine |
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