JPH01173678U - - Google Patents
Info
- Publication number
- JPH01173678U JPH01173678U JP6972988U JP6972988U JPH01173678U JP H01173678 U JPH01173678 U JP H01173678U JP 6972988 U JP6972988 U JP 6972988U JP 6972988 U JP6972988 U JP 6972988U JP H01173678 U JPH01173678 U JP H01173678U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recess
- sensing element
- semiconductor
- housing
- 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
- 239000004065 semiconductor Substances 0.000 claims 3
- 239000000696 magnetic material Substances 0.000 claims 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 claims 1
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図は本考案よりなる回転センサの要部断面
図、第２図はキヤツプのみの斜視図、第３図は従
来例の断面図、第４図は作用説明図である。
１０……突片、１１……突条、１２……凹部。
FIG. 1 is a sectional view of a main part of a rotation sensor according to the present invention, FIG. 2 is a perspective view of only the cap, FIG. 3 is a sectional view of a conventional example, and FIG. 4 is an explanatory view of the operation. 10... protrusion, 11... protrusion, 12... recess.
Claims (1)
一端に凹部１２が形成され、該凹部１２内に、周
方向に磁極が形成された回転マグネツト４が回転
可能に装着され、該回転マグネツト４の外周に対
向して半導体磁気検出素子５が前記ハウジング２
に固定された回転センサにおいて、前記半導体磁
気検出素子５の背後に延在する磁性突片１０が一
体的に形成された磁性材料のキヤツプ８により、
前記凹部１２を閉塞したことを特徴とする回転セ
ンサ。 A recess 12 is formed at one end of the housing 2 made of a non-magnetic material, and a rotary magnet 4 having magnetic poles formed in the circumferential direction is rotatably mounted in the recess 12. A semiconductor magnetic sensing element 5 is located opposite to the housing 2.
In the rotation sensor fixed to the semiconductor magnetic sensing element 5, the cap 8 made of a magnetic material is integrally formed with a magnetic protrusion 10 extending behind the semiconductor magnetic sensing element 5.
A rotation sensor characterized in that the recess 12 is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6972988U JPH01173678U (en) | 1988-05-26 | 1988-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6972988U JPH01173678U (en) | 1988-05-26 | 1988-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01173678U true JPH01173678U (en) | 1989-12-08 |
Family
ID=31295002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6972988U Pending JPH01173678U (en) | 1988-05-26 | 1988-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01173678U (en) |
-
1988
- 1988-05-26 JP JP6972988U patent/JPH01173678U/ja active Pending