JPH01172966U - - Google Patents
Info
- Publication number
- JPH01172966U JPH01172966U JP6747088U JP6747088U JPH01172966U JP H01172966 U JPH01172966 U JP H01172966U JP 6747088 U JP6747088 U JP 6747088U JP 6747088 U JP6747088 U JP 6747088U JP H01172966 U JPH01172966 U JP H01172966U
- Authority
- JP
- Japan
- Prior art keywords
- wheel steering
- bridge circuit
- steering system
- power
- power transistors
- 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
- 230000009977 dual effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Description
第１図は本考案による４輪操舵装置の発電制動
関連回路を示す回路図、第２図は一般的な４輪操
舵装置を示す構成図、第３図は従来の４輪操舵装
置の発電制動関連回路を示す回路図である。
１……前輪操舵装置、１ａ……操舵角センサ、
１ｂ……コラムセンサ、２……後輪操舵装置、２
ａ……モータ、２ｂ……減速ギア、２ｃ……操舵
角センサ、２ｄ……センタリングスプリング、３
……コントローラ、４……セーフテイリレー、４
ａ……接点、５，７，１０……ヒユーズ、６……
イグニツシヨンスイツチ、Ｔ……電源プラス側端
子、８……電子制御ユニツト、９……ドライバ、
Ｑ１〜Ｑ４……パワートランジスタ、Ｄ１〜Ｄ４
……ダイオード、Ｅ……バツテリー電源。
Fig. 1 is a circuit diagram showing a circuit related to dynamic braking of a four-wheel steering system according to the present invention, Fig. 2 is a block diagram showing a general four-wheel steering system, and Fig. 3 is a circuit diagram showing a dynamic braking-related circuit of a four-wheel steering system according to the present invention. FIG. 3 is a circuit diagram showing related circuits. 1... Front wheel steering device, 1a... Steering angle sensor,
1b... Column sensor, 2... Rear wheel steering device, 2
a...Motor, 2b...Reduction gear, 2c...Steering angle sensor, 2d...Centering spring, 3
...Controller, 4...Safety relay, 4
a... Contact, 5, 7, 10... Fuse, 6...
Ignition switch, T...power supply positive terminal, 8...electronic control unit, 9...driver,
Q1-Q4...Power transistor, D1-D4
...Diode, E...Battery power supply.
Claims (1)
短絡させ、前記Ｈブリツジ回路に接続されたモー
タに発電制動をかけて２輪操舵に復帰させる電気
式４輪操舵装置において、前記Ｈブリツジ回路を
構成するパワートランジスタを駆動するパワート
ランジスタ駆動段の電源線を二重化した４輪操舵
装置。 The H-bridge circuit is configured in an electric four-wheel steering system that short-circuits the H-bridge circuit when normal control is stopped, applies dynamic braking to the motor connected to the H-bridge circuit, and returns to two-wheel steering. A four-wheel steering system with dual power lines for the power transistor drive stage that drives the power transistors that drive the power transistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6747088U JPH01172966U (en) | 1988-05-24 | 1988-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6747088U JPH01172966U (en) | 1988-05-24 | 1988-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01172966U true JPH01172966U (en) | 1989-12-07 |
Family
ID=31292840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6747088U Pending JPH01172966U (en) | 1988-05-24 | 1988-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01172966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004017732A (en) * | 2002-06-14 | 2004-01-22 | Hitachi Ltd | Power supply device for vehicle |
-
1988
- 1988-05-24 JP JP6747088U patent/JPH01172966U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004017732A (en) * | 2002-06-14 | 2004-01-22 | Hitachi Ltd | Power supply device for vehicle |
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