JPH01180613U - - Google Patents
Info
- Publication number
- JPH01180613U JPH01180613U JP7238888U JP7238888U JPH01180613U JP H01180613 U JPH01180613 U JP H01180613U JP 7238888 U JP7238888 U JP 7238888U JP 7238888 U JP7238888 U JP 7238888U JP H01180613 U JPH01180613 U JP H01180613U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- pitch
- detection device
- position detection
- moving direction
- 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
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は、この考案に係る位置検出装置の一実
施例を示す要部構造断面図、第２図は、従来技術
に係る位置検出装置を示す要部構造断面図である
。
１……磁性体円板、２，５……磁気センサ、３
，６……マグネツト、４……磁性体ラツク、７，
８……磁性体プレートガイド。
FIG. 1 is a sectional view of the main part structure of an embodiment of the position detection device according to the present invention, and FIG. 2 is a sectional view of the main part structure of the position detection device according to the prior art. 1... Magnetic disc, 2, 5... Magnetic sensor, 3
, 6... Magnet, 4... Magnetic rack, 7,
8...Magnetic plate guide.
Claims (1)
回転移動する磁性体突起部を磁気センサで検知す
る位置検出装置において、 前記磁気センサが、前記磁性体突起部の移動方
向に沿つて前記ピツチとほぼ等しい間隔で両側に
形成された第１端部及び第２端部を有する磁性体
ガイド部材を備えていることを特徴とする位置検
出装置。 ２ 前記磁性体ガイド部材が、前記磁性体突起部
の移動方向に沿つて、前記ピツチのほぼ２倍に等
しい溝間隔を有するコ字型部材である請求項１記
載の位置検出装置。[Claims for Utility Model Registration] 1. In a position detection device that uses a magnetic sensor to detect magnetic protrusions that are arranged at a predetermined pitch and move in parallel or rotationally, the magnetic sensor detects the moving direction of the magnetic protrusions. A position detection device comprising a magnetic guide member having a first end and a second end formed on both sides along the pitch at substantially equal intervals to the pitch. 2. The position detection device according to claim 1, wherein the magnetic guide member is a U-shaped member having a groove interval approximately twice the pitch along the moving direction of the magnetic protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7238888U JPH01180613U (en) | 1988-05-31 | 1988-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7238888U JPH01180613U (en) | 1988-05-31 | 1988-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01180613U true JPH01180613U (en) | 1989-12-26 |
Family
ID=31297557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7238888U Pending JPH01180613U (en) | 1988-05-31 | 1988-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01180613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001343207A (en) * | 2000-03-28 | 2001-12-14 | Tokai Rika Co Ltd | Rotation detection sensor |
-
1988
- 1988-05-31 JP JP7238888U patent/JPH01180613U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001343207A (en) * | 2000-03-28 | 2001-12-14 | Tokai Rika Co Ltd | Rotation detection sensor |