JPH0197059U - - Google Patents
Info
- Publication number
- JPH0197059U JPH0197059U JP19434387U JP19434387U JPH0197059U JP H0197059 U JPH0197059 U JP H0197059U JP 19434387 U JP19434387 U JP 19434387U JP 19434387 U JP19434387 U JP 19434387U JP H0197059 U JPH0197059 U JP H0197059U
- Authority
- JP
- Japan
- Prior art keywords
- solenoid
- control circuit
- controls
- energization
- engine
- 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 3
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は、本考案の実施例による電磁弁制御回
路が適用されたエンジンの概略構成図、第２図は
、アイドルスピードコントロールバルブの制御の
フローチヤート図、及び第３図は、本考案の実施
例による電磁弁制御回路の回路図である。
１０……エンジン、２０……吸気通路、２８…
…スロツトルバルブ、３０……エアバイパス通路
、３２……アイドルスピードコントロールバルブ
、３４……電子制御ユニツト、６２……ソレノイ
ド、６６……第１のトランジスタ、７２……第２
のトランジスタ、８０……電源端子、８２……制
御端子、８４……否定回路。
FIG. 1 is a schematic configuration diagram of an engine to which a solenoid valve control circuit according to an embodiment of the present invention is applied, FIG. 2 is a flow chart of idle speed control valve control, and FIG. 3 is a diagram of an engine according to an embodiment of the present invention. FIG. 3 is a circuit diagram of a solenoid valve control circuit according to an embodiment. 10...Engine, 20...Intake passage, 28...
... Throttle valve, 30 ... Air bypass passage, 32 ... Idle speed control valve, 34 ... Electronic control unit, 62 ... Solenoid, 66 ... First transistor, 72 ... Second
transistor, 80... power supply terminal, 82... control terminal, 84... inversion circuit.
Claims (1)
御回路において、 ソレノイドの端部には、それぞれ、該ソレノイ
ドへの通電を制御する通電制御用トランジスタが
直列に接続され、これらの２つのトランジスタは
、共通のソレノイド制御信号により制御されるこ
とを特徴とするエンジンの電磁弁制御回路。[Claims for Utility Model Registration] In a control circuit that controls the amount of intake air by energizing a solenoid, an energization control transistor that controls energization to the solenoid is connected in series to each end of the solenoid. An engine solenoid valve control circuit, wherein the two transistors are controlled by a common solenoid control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19434387U JPH0197059U (en) | 1987-12-22 | 1987-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19434387U JPH0197059U (en) | 1987-12-22 | 1987-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0197059U true JPH0197059U (en) | 1989-06-28 |
Family
ID=31485074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19434387U Pending JPH0197059U (en) | 1987-12-22 | 1987-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0197059U (en) |
-
1987
- 1987-12-22 JP JP19434387U patent/JPH0197059U/ja active Pending
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