JPH0419624U - - Google Patents
Info
- Publication number
- JPH0419624U JPH0419624U JP5916390U JP5916390U JPH0419624U JP H0419624 U JPH0419624 U JP H0419624U JP 5916390 U JP5916390 U JP 5916390U JP 5916390 U JP5916390 U JP 5916390U JP H0419624 U JPH0419624 U JP H0419624U
- Authority
- JP
- Japan
- Prior art keywords
- passageway
- exhaust
- internal combustion
- combustion engine
- exhaust system
- 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 5
- 238000010586 diagram Methods 0.000 description 3
- 230000010349 pulsation Effects 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案に係る内燃機関の排気装置の一
実施例の基本構成を示す概略平面断面図、第２図
ａ，ｂは同上の基本構成を採用した内燃機関の排
気装置の概略平面断面図、第３図は排気圧力脈動
特性図、第４図は同上実施例の効果を説明する性
能直線図、第５図は他の実施例の基本構成を示す
概略平面断面図、第６図ａ，ｂは同上の基本構成
を採用した内燃機関の排気装置の概略平面断面図
、第７図は従来の排気装置の一例を示す図で、ａ
は正面断面図、ｂは平面断面図である。
１，１ａ，１ｂ，２，２ｂ，５……排気管、１
Ａ〜１Ｄ……燃焼室、６……フラツパ、６ａ……
回動軸、７，７′……アーム、７ａ……長溝、８
……ピン、１０……アクチユエータ、１１……圧
力導管、１２……ソレノイドバルブ、１３……制
御回路、１４……スプリング、１５……連通管、
１６……排気管、１７……開閉弁、１８……回動
軸、Ａ……第１通路、Ｂ……第２通路、Ｃ……空
間部、＃１〜＃４……気筒。
FIG. 1 is a schematic cross-sectional plan view showing the basic configuration of an embodiment of an exhaust system for an internal combustion engine according to the present invention, and FIGS. Fig. 3 is an exhaust pressure pulsation characteristic diagram, Fig. 4 is a performance line diagram explaining the effects of the above embodiment, Fig. 5 is a schematic plan sectional view showing the basic configuration of another embodiment, and Fig. 6 a. , b is a schematic plan sectional view of an exhaust system for an internal combustion engine adopting the same basic configuration as above, and FIG. 7 is a diagram showing an example of a conventional exhaust system.
is a front sectional view, and b is a plan sectional view. 1, 1a, 1b, 2, 2b, 5...exhaust pipe, 1
A~1D...Combustion chamber, 6...Flatspa, 6a...
Rotating shaft, 7, 7'...Arm, 7a...Long groove, 8
... Pin, 10 ... Actuator, 11 ... Pressure conduit, 12 ... Solenoid valve, 13 ... Control circuit, 14 ... Spring, 15 ... Communication pipe,
16... Exhaust pipe, 17... Opening/closing valve, 18... Rotating shaft, A... First passage, B... Second passage, C... Space, #1 to #4... Cylinder.
Claims (1)
た排気通路構造部を備えてなる内燃機関の排気装
置において、前記集合部の通路として、集合角度
が１２０〜１８０度となるような第１通路と、集
合角度が９０度以下となるような第２通路とを設
け、前記２つの通路を選択的に切り換える切換手
段と、機関回転数に基づいて前記切換手段の作動
を制御する制御手段と、を設けたことを特徴とす
る内燃機関の排気装置。 In an exhaust system for an internal combustion engine, which includes an exhaust passage structure section that collects two exhaust passages into a single exhaust passage, the first passageway of the collection section has a collection angle of 120 to 180 degrees. a passageway and a second passageway whose convergence angle is 90 degrees or less, a switching means for selectively switching between the two passageways, and a control means for controlling the operation of the switching means based on the engine speed. An exhaust system for an internal combustion engine, characterized in that it is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5916390U JPH0419624U (en) | 1990-06-06 | 1990-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5916390U JPH0419624U (en) | 1990-06-06 | 1990-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0419624U true JPH0419624U (en) | 1992-02-19 |
Family
ID=31585420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5916390U Pending JPH0419624U (en) | 1990-06-06 | 1990-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419624U (en) |
-
1990
- 1990-06-06 JP JP5916390U patent/JPH0419624U/ja active Pending