JPH043356U - - Google Patents
Info
- Publication number
- JPH043356U JPH043356U JP4369890U JP4369890U JPH043356U JP H043356 U JPH043356 U JP H043356U JP 4369890 U JP4369890 U JP 4369890U JP 4369890 U JP4369890 U JP 4369890U JP H043356 U JPH043356 U JP H043356U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- magnetic
- core
- detection device
- end surface
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 2
- 230000004907 flux Effects 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
Description
第１図は本考案の第１の実施例の速度センサ及
び歯車の一部を示す断面図、第２図は第１図の速
度センサの左側面図、第３図、第４図、第５図及
び第６図は第２、第３、第４及び第５の実施例の
速度センサを夫々示す断面図、第７図及び第８図
は第６図の速度センサの原理を説明するための図
、第９図は第６の実施例の速度センサを示す断面
図である。
１……センサ、２……歯車、３……歯、４……
ボビン、５……コイル、６……コア、７，８，９
……永久磁石。
FIG. 1 is a sectional view showing a part of the speed sensor and gears of the first embodiment of the present invention, FIG. 2 is a left side view of the speed sensor of FIG. 1, FIGS. 3, 4, and 5. 6 and 6 are sectional views showing the speed sensors of the second, third, fourth and fifth embodiments, respectively, and FIGS. 7 and 8 are cross-sectional views for explaining the principle of the speed sensor of FIG. 6. 9 are cross-sectional views showing the speed sensor of the sixth embodiment. 1...Sensor, 2...Gear, 3...Teeth, 4...
Bobbin, 5...Coil, 6...Core, 7, 8, 9
……permanent magnet.
Claims (1)
る歯車に対向配置され、且つ前記歯車の回動を磁
気抵抗の変化によつて検出するように構成されて
いる電磁型移動状態検出装置であつて、 磁気コアと、前記磁気コアの磁束の変化を検出
するためのコイルと、前記コアの端面上に配置さ
れ且つ前記歯車に対向配置された１個又は複数個
の永久磁石とから成り、 前記歯車の歯先円に沿うように前記永久磁石の
先端面が突出及び／又は湾曲していることを特徴
とする電磁型移動状態検出装置。[Claims for Utility Model Registration] An electromagnetic type that is arranged to face a gear whose teeth are made of a magnetic material and is configured to detect the rotation of the gear based on a change in magnetic resistance. A moving state detection device comprising a magnetic core, a coil for detecting a change in magnetic flux of the magnetic core, and one or more permanent coils disposed on an end surface of the core and facing the gear. An electromagnetic moving state detection device comprising: a magnet, wherein a tip end surface of the permanent magnet is protruded and/or curved along a tip circle of the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990043698U JPH0736292Y2 (en) | 1990-04-24 | 1990-04-24 | Electromagnetic type moving state detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990043698U JPH0736292Y2 (en) | 1990-04-24 | 1990-04-24 | Electromagnetic type moving state detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH043356U true JPH043356U (en) | 1992-01-13 |
| JPH0736292Y2 JPH0736292Y2 (en) | 1995-08-16 |
Family
ID=31556332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990043698U Expired - Lifetime JPH0736292Y2 (en) | 1990-04-24 | 1990-04-24 | Electromagnetic type moving state detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0736292Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006220506A (en) * | 2005-02-09 | 2006-08-24 | Denso Corp | Device for detecting angle of rotation |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5896252A (en) * | 1981-11-20 | 1983-06-08 | バク−ムシユメルツエ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Electromagnetic type sensor |
-
1990
- 1990-04-24 JP JP1990043698U patent/JPH0736292Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5896252A (en) * | 1981-11-20 | 1983-06-08 | バク−ムシユメルツエ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Electromagnetic type sensor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006220506A (en) * | 2005-02-09 | 2006-08-24 | Denso Corp | Device for detecting angle of rotation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0736292Y2 (en) | 1995-08-16 |