JPH0228514U - - Google Patents
Info
- Publication number
- JPH0228514U JPH0228514U JP10670488U JP10670488U JPH0228514U JP H0228514 U JPH0228514 U JP H0228514U JP 10670488 U JP10670488 U JP 10670488U JP 10670488 U JP10670488 U JP 10670488U JP H0228514 U JPH0228514 U JP H0228514U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- exhaust
- exhaust pipes
- bypass pipe
- 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 6
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
図面中、第１図は従来例の排気制御装置による
出力特性の変化を説明するための図、第２図ない
し第４図は本考案の一実施例を示すもので、第２
図は一実施例が適用された自動二輪車の概略平面
図、第３図は一実施例が適用された自動二輪車の
概略側面図、第４図は要部の概略を示す外観斜視
図である。
１……自動二輪車、２……車体フレーム、７…
…内燃機関、１４……排気管、１４ａ……１番排
気管、１４ｂ……２番排気管、１４ｃ……３番排
気管、１４ｄ……４番排気管、１６……ピストン
、１７……クランクシヤフト、１９，２０……集
合管、２１……第２の集合管、２３，２４……バ
イパス管、２５，２６……切換弁、２７……コン
トロールユニツト、Ａ……排気装置。
In the drawings, FIG. 1 is a diagram for explaining changes in output characteristics due to a conventional exhaust control device, and FIGS. 2 to 4 show an embodiment of the present invention.
The figure is a schematic plan view of a motorcycle to which one embodiment is applied, FIG. 3 is a schematic side view of the motorcycle to which one embodiment is applied, and FIG. 4 is an external perspective view schematically showing main parts. 1...Motorcycle, 2...Vehicle frame, 7...
...Internal combustion engine, 14... Exhaust pipe, 14a... Exhaust pipe No. 1, 14b... Exhaust pipe No. 2, 14c... Exhaust pipe No. 3, 14d... Exhaust pipe No. 4, 16... Piston, 17... Crankshaft, 19, 20... collecting pipe, 21... second collecting pipe, 23, 24... bypass pipe, 25, 26... switching valve, 27... control unit, A... exhaust system.
Claims (1)
をそれぞれ独立して延設し、かつそれら複数の排
気管を下流側で多段階に集合させる内燃機関の排
気装置において、前記複数の排気管のうち、前記
最初の集合部よりも上流側において該最初の集合
部によつて集合される排気管どうしをおのおの連
通させるバイパス管を設け、該バイパス管に内燃
機関の運転情況に応じて開閉する切換弁を設けた
ことを特徴とする内燃機関の排気装置。 (2) 前記バイパス管を前記独立した排気管に対
し直交して設けたことを特徴とする請求項１記載
の内燃機関の排気装置。[Scope of Claim for Utility Model Registration] (1) Exhaust from an internal combustion engine in which a plurality of exhaust pipes extending from a multi-cylinder internal combustion engine are installed independently, and the plurality of exhaust pipes are gathered in multiple stages on the downstream side. In the apparatus, a bypass pipe is provided on the upstream side of the first collecting part among the plurality of exhaust pipes and communicates with each other the exhaust pipes collected by the first collecting part, and the internal combustion engine is connected to the bypass pipe. An exhaust system for an internal combustion engine, comprising a switching valve that opens and closes depending on operating conditions. (2) The exhaust system for an internal combustion engine according to claim 1, wherein the bypass pipe is provided perpendicularly to the independent exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10670488U JPH0228514U (en) | 1988-08-12 | 1988-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10670488U JPH0228514U (en) | 1988-08-12 | 1988-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0228514U true JPH0228514U (en) | 1990-02-23 |
Family
ID=31340455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10670488U Pending JPH0228514U (en) | 1988-08-12 | 1988-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0228514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8966886B2 (en) | 2012-03-30 | 2015-03-03 | Honda Motor Co., Ltd. | Exhaust apparatus for internal combustion engine |
-
1988
- 1988-08-12 JP JP10670488U patent/JPH0228514U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8966886B2 (en) | 2012-03-30 | 2015-03-03 | Honda Motor Co., Ltd. | Exhaust apparatus for internal combustion engine |
| DE102013205036B4 (en) | 2012-03-30 | 2019-01-17 | Honda Motor Co., Ltd. | Exhaust device for internal combustion engine |