JPH0397529U - - Google Patents
Info
- Publication number
- JPH0397529U JPH0397529U JP428790U JP428790U JPH0397529U JP H0397529 U JPH0397529 U JP H0397529U JP 428790 U JP428790 U JP 428790U JP 428790 U JP428790 U JP 428790U JP H0397529 U JPH0397529 U JP H0397529U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- pipe
- length
- internal combustion
- combustion engine
- 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 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Description
第１図は本考案の内燃機関の排気装置の第１実
施例の構成を示す図、第２図ａおよびｂは、夫々
、同例における減速時および加速時の排気ガスの
流れを説明するための図、第３図および第４図は
各排気管より発生される音を説明するための図、
第５図は従来例の内燃機関の排気装置の構成を示
す図、第６図は第５図の−線断面図である。
１０……６気筒エンジン、１１，１２……排気
マルホールド、１３，１４……排気管、１５……
開閉弁、２０……コントロールユニツト、２１…
…エンジン集中電子制御装置（ＥＣＣＳ）。
FIG. 1 is a diagram showing the configuration of a first embodiment of the exhaust system for an internal combustion engine of the present invention, and FIGS. 2a and 2b are for explaining the flow of exhaust gas during deceleration and acceleration, respectively, in the same example. Figures 3 and 4 are diagrams for explaining the sounds generated from each exhaust pipe,
FIG. 5 is a diagram showing the configuration of a conventional exhaust system for an internal combustion engine, and FIG. 6 is a sectional view taken along the line -- in FIG. 10... 6-cylinder engine, 11, 12... Exhaust Malhold, 13, 14... Exhaust pipe, 15...
Opening/closing valve, 20... Control unit, 21...
...Engine central electronic control system (ECCS).
Claims (1)
、長さの異なる排気管を介して集合させるように
した排気系において、 前記排気管の少なくとも一方に、該排気管の管
路の開閉を行う開閉弁および他方の排気管に接続
される分岐路を設け、前記一方の排気管の前記分
岐路を経た接続部までの管路長が、前記他方の排
気管の前記接続部までの管路長と等しくなるよう
にしたことを特徴とする、内燃機関の排気装置。[Claims for Utility Model Registration] In an exhaust system in which exhaust gas discharged from each cylinder of a multi-cylinder internal combustion engine is collected through exhaust pipes of different lengths, at least one of the exhaust pipes is provided with the exhaust gas. An on-off valve that opens and closes the pipe line and a branch line connected to the other exhaust pipe are provided, and the pipe length from the branch line to the connection point of the one exhaust pipe is such that An exhaust system for an internal combustion engine, characterized in that the length of the pipe to the connecting portion is equal to the length of the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP428790U JPH0397529U (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP428790U JPH0397529U (en) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0397529U true JPH0397529U (en) | 1991-10-08 |
Family
ID=31508036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP428790U Pending JPH0397529U (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0397529U (en) |
-
1990
- 1990-01-23 JP JP428790U patent/JPH0397529U/ja active Pending
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