JPH0290336U - - Google Patents
Info
- Publication number
- JPH0290336U JPH0290336U JP17031088U JP17031088U JPH0290336U JP H0290336 U JPH0290336 U JP H0290336U JP 17031088 U JP17031088 U JP 17031088U JP 17031088 U JP17031088 U JP 17031088U JP H0290336 U JPH0290336 U JP H0290336U
- Authority
- JP
- Japan
- Prior art keywords
- throttle valve
- brake
- detecting
- operating state
- abnormality
- 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
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図はこの考案の一実施例を示す構成図、第
２図は同じく制御回路のブロツク図である。
１……エンジン、２……吸気通路、８……スロ
ツトルバルブ、９……シヤツタバルブ、１０……
ステツパモータ（スロツトルバルブ制御手段）、
１１……ロータリソレノイド（駆動機構）、１２
……ブレーキペダル、１８………ブレーキ圧セン
サ、１９……制御回路、２４……異常検出手段。
FIG. 1 is a block diagram showing an embodiment of this invention, and FIG. 2 is a block diagram of the control circuit. 1...Engine, 2...Intake passage, 8...Throttle valve, 9...Shutter valve, 10...
Stepper motor (throttle valve control means),
11...Rotary solenoid (drive mechanism), 12
... Brake pedal, 18 ... Brake pressure sensor, 19 ... Control circuit, 24 ... Abnormality detection means.
Claims (1)
ルブと、同スロツトルバルブを開閉制御するスロ
ツトルバルブ制御手段と、上記スロツトルバルブ
の上流側または下流側に設けられたシヤツタバル
ブと、同シヤツタバルブを開閉駆動する駆動機構
と、ブレーキの作動状態を検出するブレーキ作動
状態検出手段と、上記スロツトルバルブ制御手段
の異常を検出して異常検出信号を出力する異常検
出手段と、上記異常検出信号が出力されるととも
に上記ブレーキが所定の作動状態となると駆動信
号を上記駆動機構に出力して上記シヤツタバルブ
を閉成させる駆動回路とによつて構成したことを
特徴とする吸気通路開閉装置。 A throttle valve provided in the intake passage of the engine, a throttle valve control means for controlling the opening and closing of the throttle valve, a shutter valve provided upstream or downstream of the throttle valve, and a shutter valve for driving the opening and closing of the throttle valve. a drive mechanism for detecting the operating state of the brake; a brake operating state detecting means for detecting the operating state of the brake; an abnormality detecting means for detecting an abnormality in the throttle valve control means and outputting an abnormality detection signal; and a drive circuit that outputs a drive signal to the drive mechanism to close the shutter valve when the brake is in a predetermined operating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17031088U JPH0290336U (en) | 1988-12-28 | 1988-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17031088U JPH0290336U (en) | 1988-12-28 | 1988-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0290336U true JPH0290336U (en) | 1990-07-18 |
Family
ID=31461142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17031088U Pending JPH0290336U (en) | 1988-12-28 | 1988-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0290336U (en) |
-
1988
- 1988-12-28 JP JP17031088U patent/JPH0290336U/ja active Pending