JPH01132911U - - Google Patents
Info
- Publication number
- JPH01132911U JPH01132911U JP2529888U JP2529888U JPH01132911U JP H01132911 U JPH01132911 U JP H01132911U JP 2529888 U JP2529888 U JP 2529888U JP 2529888 U JP2529888 U JP 2529888U JP H01132911 U JPH01132911 U JP H01132911U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- circumferential surface
- convex portion
- convex portions
- convex
- 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
- 239000002184 metal Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は、この考案の一実施例を示す正面図で
ある。第２図は、従来の磁性回転体および磁気セ
ンサを示す構成図である。第３図は、正常な状態
における磁気センサの出力電圧の波形を示す図で
ある。第４図は、凸部が損傷した従来の磁性回転
体を示す正面図である。第５図は、第４図に示す
凸部の損傷した磁性回転体による磁気センサの出
力電圧の波形を示す図である。
図において、１は凸部、２は周面、３は磁気セ
ンサ、４は非磁性金属、２０は磁性回転体を示す
。
FIG. 1 is a front view showing an embodiment of this invention. FIG. 2 is a configuration diagram showing a conventional magnetic rotating body and magnetic sensor. FIG. 3 is a diagram showing the waveform of the output voltage of the magnetic sensor in a normal state. FIG. 4 is a front view showing a conventional magnetic rotating body with a damaged convex portion. FIG. 5 is a diagram showing the waveform of the output voltage of the magnetic sensor produced by the magnetic rotating body with the damaged convex portion shown in FIG. 4. In the figure, 1 is a convex portion, 2 is a peripheral surface, 3 is a magnetic sensor, 4 is a non-magnetic metal, and 20 is a magnetic rotating body.
Claims (1)
え、該周面に沿つて該凸部が回転することにより
、該周面近傍に固定された磁気センサに前記凸部
が近接して磁界の変化を与える磁性回転体であつ
て、 前記凸部以外の前記周面部分を非磁性金属で埋
める、磁性回転体。[Claims for Utility Model Registration] At least one convex portion having magnetism is provided on the circumferential surface, and by rotating the convex portion along the circumferential surface, the magnetic sensor fixed near the circumferential surface can be A magnetic rotating body in which convex portions are close to each other to change the magnetic field, and the peripheral surface portion other than the convex portions is filled with a non-magnetic metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2529888U JPH01132911U (en) | 1988-02-27 | 1988-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2529888U JPH01132911U (en) | 1988-02-27 | 1988-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01132911U true JPH01132911U (en) | 1989-09-11 |
Family
ID=31245913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2529888U Pending JPH01132911U (en) | 1988-02-27 | 1988-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01132911U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013013263A (en) * | 2011-06-30 | 2013-01-17 | Toyo Electric Mfg Co Ltd | Speed sensor gear for vehicular main electric motor |
| JP2013068437A (en) * | 2011-09-21 | 2013-04-18 | Mitsubishi Automob Eng Co Ltd | Wheel speed detector |
-
1988
- 1988-02-27 JP JP2529888U patent/JPH01132911U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013013263A (en) * | 2011-06-30 | 2013-01-17 | Toyo Electric Mfg Co Ltd | Speed sensor gear for vehicular main electric motor |
| JP2013068437A (en) * | 2011-09-21 | 2013-04-18 | Mitsubishi Automob Eng Co Ltd | Wheel speed detector |