JPH01120475U - - Google Patents
Info
- Publication number
- JPH01120475U JPH01120475U JP1617288U JP1617288U JPH01120475U JP H01120475 U JPH01120475 U JP H01120475U JP 1617288 U JP1617288 U JP 1617288U JP 1617288 U JP1617288 U JP 1617288U JP H01120475 U JPH01120475 U JP H01120475U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle speed
- detection means
- speed detection
- engine rotation
- rotation speed
- 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 5
- 230000035945 sensitivity Effects 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
Description
第１図は、本考案実施例の全体図、第２図は本
考案実施例の制御回路図、第３図は本考案実施例
のモータドライバ回路図、第４図は本考案実施例
の制御フローチヤート、第５図は車速感応特性を
示す図、第６図はエンジン回転数感応特性を示す
図、第７図は車速感応からエンジン回転数感応へ
切換える時の補正係数を示す図である。
１……車速センサ、２……トルクセンサ、３…
…制御回路、４……モータドライバ、５……モー
タ、６……ウオームギア、７……ウオームホイー
ル、８……スタプシヤフト、９……ピニオンギヤ
、１０……ラツク、１１……クラツチ、１２……
エンジン回転数検出部。
Fig. 1 is an overall diagram of the embodiment of the present invention, Fig. 2 is a control circuit diagram of the embodiment of the invention, Fig. 3 is a motor driver circuit diagram of the embodiment of the invention, and Fig. 4 is a control circuit diagram of the embodiment of the invention. FIG. 5 is a diagram showing the vehicle speed sensitive characteristic, FIG. 6 is a diagram showing the engine speed sensitive characteristic, and FIG. 7 is a diagram showing the correction coefficient when switching from vehicle speed sensitive to engine speed sensitive. 1... Vehicle speed sensor, 2... Torque sensor, 3...
... Control circuit, 4 ... Motor driver, 5 ... Motor, 6 ... Worm gear, 7 ... Worm wheel, 8 ... Stapshaft, 9 ... Pinion gear, 10 ... Rack, 11 ... Clutch, 12 ...
Engine speed detection section.
Claims (1)
え、該車速検出手段の出力が正常の場合、モータ
アシストトルクを車速感応とし、車速検出手段の
出力が異常の場合、モータアシストトルクをエン
ジン回転数感応に切換わる電動パワーステアリン
グ装置において、前記車速感応からエンジン回転
数感応への切換わりが連続的に切換わるようにし
たことを特徴とする電動パワーステアリング装置
。 It is equipped with a vehicle speed detection means and an engine rotation speed detection means, and when the output of the vehicle speed detection means is normal, the motor assist torque is made responsive to the vehicle speed, and when the output of the vehicle speed detection means is abnormal, the motor assist torque is made responsive to the engine rotation speed. An electric power steering device characterized in that the switching from vehicle speed sensitivity to engine rotation speed sensitivity occurs continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1617288U JPH01120475U (en) | 1988-02-09 | 1988-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1617288U JPH01120475U (en) | 1988-02-09 | 1988-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01120475U true JPH01120475U (en) | 1989-08-15 |
Family
ID=31228864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1617288U Pending JPH01120475U (en) | 1988-02-09 | 1988-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01120475U (en) |
-
1988
- 1988-02-09 JP JP1617288U patent/JPH01120475U/ja active Pending