JPH0436462U - - Google Patents
Info
- Publication number
- JPH0436462U JPH0436462U JP7962890U JP7962890U JPH0436462U JP H0436462 U JPH0436462 U JP H0436462U JP 7962890 U JP7962890 U JP 7962890U JP 7962890 U JP7962890 U JP 7962890U JP H0436462 U JPH0436462 U JP H0436462U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- pole piece
- coil
- flange
- press
- 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
- 230000004907 flux Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は、この考案の回転センサの一例の概略
構成を示す断面図、第２図は他の実施例の概略構
成を示す断面図、第３図は従来の電磁式回転セン
サの概略構成を示す断面図である。
１……回転センサ、２……磁石、３……磁極子
、４……コイル、５……ボビン、６……ケース、
７……出力コード、８……ブラケツト、９……溶
接部、１０……隙間、Ａ……磁性体歯車。
FIG. 1 is a sectional view showing a schematic configuration of an example of a rotation sensor of this invention, FIG. 2 is a sectional view showing a schematic configuration of another embodiment, and FIG. 3 is a schematic configuration of a conventional electromagnetic rotation sensor. FIG. 1... Rotation sensor, 2... Magnet, 3... Magnetic pole piece, 4... Coil, 5... Bobbin, 6... Case,
7... Output cord, 8... Bracket, 9... Welded part, 10... Gap, A... Magnetic gear.
Claims (1)
の磁束量変化に応じた交流出力を発生するコイル
及び前記磁極子の外周に嵌めるコイル巻回用のボ
ビンを備え、磁極子はその後端にコイル内への挿
入部よりも大径のフランジを設けてこのフランジ
の後面を前記磁石に当接させてある電磁式回転セ
ンサにおいて、前記磁極子のボビンから貫通部を
ケースの先端開口部に圧入し、かつ、前記フラン
ジの前面とボビンとの間に隙間を残存させたこと
を特徴とする電磁式回転センサ。 (2) ケースの先端開口部に磁極子を圧入する口
金を一体に形成し、磁極子圧入後にその口金と磁
極子を全周にわたつて溶接してある請求項(1)記
載の電磁式回転センサ。[Claims for Utility Model Registration] (1) A magnet inside the case, a magnetic pole piece, a coil that generates an AC output according to changes in the amount of magnetic flux of the magnetic pole piece, and a bobbin for winding the coil that is fitted around the outer periphery of the magnetic pole piece. In an electromagnetic rotation sensor, the magnetic pole element is provided with a flange having a diameter larger than the insertion part into the coil at the rear end, and the rear surface of the flange is brought into contact with the magnet. 1. An electromagnetic rotation sensor characterized in that a part is press-fitted into a tip opening of a case, and a gap remains between the front surface of the flange and the bobbin. (2) The electromagnetic rotation according to claim (1), wherein a base for press-fitting the magnetic pole piece is integrally formed in the opening at the tip of the case, and the base and the magnetic pole piece are welded around the entire circumference after the magnetic pole piece is press-fitted. sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7962890U JPH0436462U (en) | 1990-07-24 | 1990-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7962890U JPH0436462U (en) | 1990-07-24 | 1990-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0436462U true JPH0436462U (en) | 1992-03-26 |
Family
ID=31623957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7962890U Pending JPH0436462U (en) | 1990-07-24 | 1990-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05302933A (en) * | 1992-04-24 | 1993-11-16 | Honda Lock Mfg Co Ltd | Manufacture of rotation sensor |
-
1990
- 1990-07-24 JP JP7962890U patent/JPH0436462U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05302933A (en) * | 1992-04-24 | 1993-11-16 | Honda Lock Mfg Co Ltd | Manufacture of rotation sensor |