JPH01166713U - - Google Patents
Info
- Publication number
- JPH01166713U JPH01166713U JP6424788U JP6424788U JPH01166713U JP H01166713 U JPH01166713 U JP H01166713U JP 6424788 U JP6424788 U JP 6424788U JP 6424788 U JP6424788 U JP 6424788U JP H01166713 U JPH01166713 U JP H01166713U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- timer
- signal
- outputs
- causes
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Exhaust Silencers (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案のエンジン排気系の制御装置の
一実施例を備えた排気系を示す側面図である。第
２図は制御弁を半開にした状態を示す説明図であ
る。第３図は制御弁を全開にした状態を示す説明
図である。第４図は本考案のエンジン排気系の制
御装置の他の実施例を備えた排気系を示す側面図
である。第５図は従来の排気系を示す側面図であ
る。
主要な部分の符号の説明、２３…第１の排気管
、２９…第２の排気管、３３…制御弁、３５…温
度検出器、３７…制御部。
FIG. 1 is a side view showing an exhaust system equipped with an embodiment of the engine exhaust system control device of the present invention. FIG. 2 is an explanatory diagram showing the control valve in a half-open state. FIG. 3 is an explanatory diagram showing a state in which the control valve is fully opened. FIG. 4 is a side view showing an exhaust system equipped with another embodiment of the engine exhaust system control device of the present invention. FIG. 5 is a side view showing a conventional exhaust system. Explanation of symbols of main parts, 23...first exhaust pipe, 29...second exhaust pipe, 33...control valve, 35...temperature detector, 37...control unit.
Claims (1)
う制御弁と、前記排気管の温度を測定する温度検
出器と、この温度検出器からの温度信号を入力し
、この値が予め定められた値以下の時に前記制御
弁を半開状態にし、予め定められた値を越えた時
に前記制御弁を全開状態にする制御部とを有する
ことを特徴とするエンジン排気系の制御装置。 (2) 排気管内に配置され排気流路の開閉を行な
う制御弁と、エンジンの始動後一定時間経過後に
時間経過信号を出力するタイマーと、このタイマ
ーからの時間経過信号の入力前において前記制御
弁を半開状態にし、時間経過信号の入力後に前記
制御弁を全開状態にする制御部とを有することを
特徴とするエンジンの排気系の制御装置。[Claims for Utility Model Registration] (1) A control valve disposed in the exhaust pipe to open and close the exhaust flow path, a temperature detector to measure the temperature of the exhaust pipe, and a temperature signal from the temperature detector inputted. and a control section that causes the control valve to be in a half-open state when this value is less than a predetermined value, and causes the control valve to be in a fully open state when this value exceeds a predetermined value. system control device. (2) A control valve disposed in the exhaust pipe that opens and closes the exhaust flow path, a timer that outputs a time elapsed signal after a certain period of time has elapsed after starting the engine, and a timer that outputs a time elapsed signal from the timer, and a control valve that outputs a elapsed time signal from the timer. 1. A control device for an engine exhaust system, comprising: a control unit that causes the control valve to be in a half-open state and, after inputting a time elapsed signal, to fully open the control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6424788U JPH01166713U (en) | 1988-05-16 | 1988-05-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6424788U JPH01166713U (en) | 1988-05-16 | 1988-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01166713U true JPH01166713U (en) | 1989-11-22 |
Family
ID=31289720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6424788U Pending JPH01166713U (en) | 1988-05-16 | 1988-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01166713U (en) |
-
1988
- 1988-05-16 JP JP6424788U patent/JPH01166713U/ja active Pending
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