JPS6166651U - - Google Patents
Info
- Publication number
- JPS6166651U JPS6166651U JP15197784U JP15197784U JPS6166651U JP S6166651 U JPS6166651 U JP S6166651U JP 15197784 U JP15197784 U JP 15197784U JP 15197784 U JP15197784 U JP 15197784U JP S6166651 U JPS6166651 U JP S6166651U
- Authority
- JP
- Japan
- Prior art keywords
- branch
- intake
- cylinder
- combustion engine
- internal combustion
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Characterised By The Charging Evacuation (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
第１図は、本考案の第１実施例による多気筒内
燃機関の吸気装置の概略図、第２図は、第１図に
示された制御弁のマツプ、第３図は、本考案の第
１実施例による多気筒内燃機関の吸気充填効率特
性を示す線図、第４図は、本考案の第２実施例に
よる多気筒内燃機関の吸気装置の概略図である。
４……サージタンク、４ａ，４ｂ……空間、５
……制御弁、６……吸気管、６ａ，６ｂ……分岐
部、１０……排気還流装置、１０ａ，１０ｂ……
排気ガス供給路、１３……連通路、１４……第２
制御弁。
FIG. 1 is a schematic diagram of an intake system for a multi-cylinder internal combustion engine according to a first embodiment of the present invention, FIG. 2 is a map of the control valve shown in FIG. 1, and FIG. FIG. 4 is a diagram showing intake air filling efficiency characteristics of a multi-cylinder internal combustion engine according to a first embodiment, and is a schematic diagram of an intake system for a multi-cylinder internal combustion engine according to a second embodiment of the present invention. 4...Surge tank, 4a, 4b...Space, 5
...Control valve, 6...Intake pipe, 6a, 6b...Branch portion, 10...Exhaust recirculation device, 10a, 10b...
Exhaust gas supply path, 13... communication path, 14... second
control valve.
Claims (1)
ンクの内部を吸気行程が重なり合わない気筒グル
ープが属する二つの空間に区画可能な制御弁と、
該制御弁により形成される前記空間から個々に延
びて上流側で一つに合流する二本の分岐部を有す
る吸気管とから成る多気筒内燃機関の吸気装置に
おいて、前記分岐部の個々に接続してＥＧＲ弁の
下流側で一つに合流する枝部を二本有する排気ガ
ス供給路を備えた排気還流装置を設けるとともに
、前記枝部と前記分岐部が接続する所を基準に、
前記枝部の通路長を前記分岐部の管長より長く定
めたことを特徴とする多気筒内燃機関の吸気装置
。 a surge tank that communicates with each cylinder; a control valve that can divide the interior of the surge tank into two spaces to which cylinder groups whose intake strokes do not overlap;
In an intake system for a multi-cylinder internal combustion engine comprising an intake pipe having two branch parts extending individually from the space formed by the control valve and merging into one on the upstream side, each of the branch parts is connected to the intake pipe. An exhaust gas recirculation device is provided with an exhaust gas supply path having two branch parts that merge into one on the downstream side of the EGR valve, and with reference to the point where the branch part and the branch part connect,
An intake system for a multi-cylinder internal combustion engine, wherein a passage length of the branch portion is set to be longer than a pipe length of the branch portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15197784U JPH0315807Y2 (en) | 1984-10-08 | 1984-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15197784U JPH0315807Y2 (en) | 1984-10-08 | 1984-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6166651U true JPS6166651U (en) | 1986-05-07 |
| JPH0315807Y2 JPH0315807Y2 (en) | 1991-04-05 |
Family
ID=30710071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15197784U Expired JPH0315807Y2 (en) | 1984-10-08 | 1984-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0315807Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61164035A (en) * | 1985-01-14 | 1986-07-24 | Mazda Motor Corp | Intake device of multicylinder engine |
-
1984
- 1984-10-08 JP JP15197784U patent/JPH0315807Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61164035A (en) * | 1985-01-14 | 1986-07-24 | Mazda Motor Corp | Intake device of multicylinder engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0315807Y2 (en) | 1991-04-05 |
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