JPS60143138U - Internal combustion engine exhaust system - Google Patents
Internal combustion engine exhaust systemInfo
- Publication number
- JPS60143138U JPS60143138U JP3004484U JP3004484U JPS60143138U JP S60143138 U JPS60143138 U JP S60143138U JP 3004484 U JP3004484 U JP 3004484U JP 3004484 U JP3004484 U JP 3004484U JP S60143138 U JPS60143138 U JP S60143138U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- internal combustion
- combustion engine
- exhaust system
- expansion
- 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
Landscapes
- Exhaust Silencers (AREA)
- Characterised By The Charging Evacuation (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の内燃機関の排気装置の説明図、第２図お
よび第３図はそれぞれ第１図の装置の作用説明図、第４
図は本考案の一実施例を備えた自動二輪車の側面図、第
５図は一実施例の要部の断面図、第６図は第５図の■矢
視図、第７図は一実施例の即用説明図、第８図は本考案
の他の実施例を備えた自動二輪車の側面図である。
−１０・・・排気装置、１１・・・２サイクル内
燃機関、２３・・・排気管、２４・・・分岐管、２４ａ
・・・接続管部、２５．２６・・・膨張管、２７．２８
・・・切換弁、２７ａｔ２８ａ・・・枢軸、２７ｂ、２
８ｂ−・・弁体、 ３１・・・駆動装置、３２・・・
アクチュエータ、３３・・・リンク機構、３３ ａ？
３３ ｔｒ”アーム、３３ｃ・・・連節棒、３４・・
・余分な空所。Fig. 1 is an explanatory diagram of a conventional exhaust system for an internal combustion engine, Figs. 2 and 3 are explanatory diagrams of the operation of the device in Fig. 1, and Figs.
The figure is a side view of a motorcycle equipped with an embodiment of the present invention, FIG. 5 is a sectional view of essential parts of one embodiment, FIG. 6 is a view taken in the direction of the ■ arrow in FIG. 5, and FIG. 7 is an embodiment FIG. 8 is a side view of a motorcycle equipped with another embodiment of the present invention.
-10...Exhaust system, 11...2-cycle internal combustion engine, 23...Exhaust pipe, 24...Branch pipe, 24a
... Connection pipe section, 25.26 ... Expansion pipe, 27.28
...Switching valve, 27at28a...Pivot, 27b, 2
8b-- Valve body, 31... Drive device, 32...
Actuator, 33...Link mechanism, 33 a?
33 tr” arm, 33c... articulating rod, 34...
・Extra empty space.
Claims (1)
を互いに異にした複数の膨張管が分岐管を介して接続さ
れ、これらの膨張管が、前記分岐管内に配設された切換
弁によって、機関の運転状況に応じて選択的に排気管と
連通状態にされる排気装置であって、前記分岐管の分岐
部には各膨張管毎に切換弁が配設され、かつ各切換弁は
その中央に枢軸が設けられ、該枢軸を中心とする回動に
よって流路を開閉することを特徴とする内燃機関７ の
排気装置。A plurality of expansion pipes having different effective lengths of expansion are connected to an exhaust pipe connected to an exhaust port of an internal combustion engine via a branch pipe, and these expansion pipes are connected to a switching pipe disposed within the branch pipe. An exhaust system that is selectively brought into communication with an exhaust pipe by a valve depending on the operating condition of the engine, wherein a switching valve is provided for each expansion pipe at the branch part of the branch pipe, and each switching valve is provided at a branch part of the branch pipe. 7. An exhaust system for an internal combustion engine, characterized in that the valve is provided with a pivot at its center, and opens and closes a flow path by rotating around the pivot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3004484U JPS60143138U (en) | 1984-03-01 | 1984-03-01 | Internal combustion engine exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3004484U JPS60143138U (en) | 1984-03-01 | 1984-03-01 | Internal combustion engine exhaust system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60143138U true JPS60143138U (en) | 1985-09-21 |
Family
ID=30529386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3004484U Pending JPS60143138U (en) | 1984-03-01 | 1984-03-01 | Internal combustion engine exhaust system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60143138U (en) |
-
1984
- 1984-03-01 JP JP3004484U patent/JPS60143138U/en active Pending
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