JPH0430217U - - Google Patents
Info
- Publication number
- JPH0430217U JPH0430217U JP6990290U JP6990290U JPH0430217U JP H0430217 U JPH0430217 U JP H0430217U JP 6990290 U JP6990290 U JP 6990290U JP 6990290 U JP6990290 U JP 6990290U JP H0430217 U JPH0430217 U JP H0430217U
- Authority
- JP
- Japan
- Prior art keywords
- detection means
- valve
- exhaust
- sudden increase
- output
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Exhaust Silencers (AREA)
- Characterised By The Charging Evacuation (AREA)
Description
第１図は、本考案の一実施例を示す全体概念図
、第２図は、同実施例の制御内容を示すフローチ
ヤート、第３図は、本考案の他の実施例を示す全
体概念図である。
１……エンジン、６……第１後側排気管（排気
通路）、７……第２後側排気管（排気通路）、８
……第１メインマフラ、９……第２メインマフラ
、１０……バルブ、１４……コントローラ（制御
手段）、１５……回転数センサ（出力急上昇検出
手段）、１６……過給圧センサ（出力急上昇検出
手段）、１７……ワイパースイツチ（雨天状態検
出手段）。
Fig. 1 is an overall conceptual diagram showing one embodiment of the present invention, Fig. 2 is a flowchart showing control details of the embodiment, and Fig. 3 is an overall conceptual diagram showing another embodiment of the invention. It is. 1... Engine, 6... First rear exhaust pipe (exhaust passage), 7... Second rear exhaust pipe (exhaust passage), 8
...First main muffler, 9...Second main muffler, 10...Valve, 14...Controller (control means), 15...Rotational speed sensor (output sudden rise detection means), 16...Supercharging pressure sensor ( 17... Wiper switch (rainy weather state detection means).
Claims (1)
く複数の排気通路が設けられ、該複数の排気通路
のいずれかに、当該排気通路を開閉するバルブが
介装される一方、前記エンジンの出力急上昇状態
を検出する出力急上昇検出手段が設けられ、該出
力急上昇検出手段からの出力信号に基づき、前記
エンジンが前記出力急上昇状態にあるとき前記バ
ルブを開作動させるとともに、これ以外のとき前
記バルブを閉作動させる排気装置において、降雨
状態を検出する降雨状態検出手段が設けられ、該
降雨状態検出手段により検出された降雨状態に応
じて、前記バルブの開作動条件を可変設定する制
御手段が設けられたことを特徴とする車両用排気
装置。 A plurality of exhaust passages are provided to guide exhaust gas discharged from the engine to a muffler, and one of the plurality of exhaust passages is interposed with a valve that opens and closes the exhaust passage. A sudden increase in output detection means is provided, and based on an output signal from the sudden increase in output detection means, the valve is opened when the engine is in the sudden increase in output state, and the valve is closed at other times. In the exhaust system, a rain state detection means for detecting a rain state is provided, and a control means is provided for variably setting the opening operation condition of the valve according to the rain state detected by the rain state detection means. Characteristic vehicle exhaust system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6990290U JPH0430217U (en) | 1990-06-30 | 1990-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6990290U JPH0430217U (en) | 1990-06-30 | 1990-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430217U true JPH0430217U (en) | 1992-03-11 |
Family
ID=31605608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6990290U Pending JPH0430217U (en) | 1990-06-30 | 1990-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430217U (en) |
-
1990
- 1990-06-30 JP JP6990290U patent/JPH0430217U/ja active Pending
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