JPH0187080U - - Google Patents
Info
- Publication number
- JPH0187080U JPH0187080U JP18267587U JP18267587U JPH0187080U JP H0187080 U JPH0187080 U JP H0187080U JP 18267587 U JP18267587 U JP 18267587U JP 18267587 U JP18267587 U JP 18267587U JP H0187080 U JPH0187080 U JP H0187080U
- Authority
- JP
- Japan
- Prior art keywords
- steering
- torque
- electric motor
- steering torque
- calculation means
- 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 3
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は第１実施例の全体構成を示す概略説明
図、第２図は第１図の―線の断面図、第３図
は円盤状基板の下面を示す説明図、第４図は円盤
状基板の上面を示す説明図、第５図及び第６図は
集電部材の斜視図、第７図は電気回路図、第８図
は駆動回路の回路図、第９図は第１及び第２のト
ルク検出器の検出値と操舵トルクとの関係を示す
グラフ、第１０図は操舵トルク検出値と操舵トル
クとの関係を示すグラフである。
１……ステアリングシヤフト、２７……電動モ
ータ（電動機）、３１，３２……電気抵抗部材、
５８，５９……集電部材、６６……第１のトルク
検出器、６７……第２のトルク検出器、８０……
制御装置、８１……差動増幅回路（操舵トルク算
出手段）、８４……駆動回路（駆動手段）。
FIG. 1 is a schematic explanatory diagram showing the overall configuration of the first embodiment, FIG. 2 is a sectional view taken along the line - in FIG. 5 and 6 are perspective views of the current collecting member, FIG. 7 is an electric circuit diagram, FIG. 8 is a circuit diagram of the drive circuit, and FIG. FIG. 10 is a graph showing the relationship between the detected value of the torque detector No. 2 and the steering torque, and FIG. 10 is a graph showing the relationship between the detected value of the steering torque and the steering torque. 1... Steering shaft, 27... Electric motor (electric motor), 31, 32... Electric resistance member,
58, 59... Current collecting member, 66... First torque detector, 67... Second torque detector, 80...
Control device, 81...Differential amplifier circuit (steering torque calculation means), 84... Drive circuit (drive means).
Claims (1)
電動機と、前記操舵系に付与される操舵トルクに
応じて互いに逆相の検出値を出力する第１及び第
２のトルク検出器と、これら第１及び第２のトル
ク検出器の検出値の差値を操舵トルク検出値とし
て算出する操舵トルク算出手段と、この操舵トル
ク算出手段の算出結果に基づいて前記電動機を駆
動する駆動手段と、を備えていることを特徴とす
る電動パワーステアリング装置。 an electric motor connected to a steering system that generates a steering assist torque; first and second torque detectors that output detection values in opposite phases to each other in accordance with the steering torque applied to the steering system; and a steering torque calculation means for calculating a difference value between the detection values of the second torque detector as a steering torque detection value, and a drive means for driving the electric motor based on the calculation result of the steering torque calculation means. An electric power steering device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18267587U JPH0187080U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18267587U JPH0187080U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0187080U true JPH0187080U (en) | 1989-06-08 |
Family
ID=31474119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18267587U Pending JPH0187080U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0187080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03121974A (en) * | 1989-10-03 | 1991-05-23 | Mitsubishi Electric Corp | Motor-driven power steering |
-
1987
- 1987-11-30 JP JP18267587U patent/JPH0187080U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03121974A (en) * | 1989-10-03 | 1991-05-23 | Mitsubishi Electric Corp | Motor-driven power steering |