JPH0454019U - - Google Patents
Info
- Publication number
- JPH0454019U JPH0454019U JP9613090U JP9613090U JPH0454019U JP H0454019 U JPH0454019 U JP H0454019U JP 9613090 U JP9613090 U JP 9613090U JP 9613090 U JP9613090 U JP 9613090U JP H0454019 U JPH0454019 U JP H0454019U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recording medium
- medium layer
- drum
- drum base
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Magnetic Record Carriers (AREA)
Description
第１図は本考案の磁気ドラムの斜視図、第２図
は上記磁気ドラムの断面構造図、第３図は本考案
の磁気ドラムを使用した磁気式エンコーダの斜視
図、第４図は従来の磁気ドラムの断面構造図であ
る。
２……磁気ドラム、３……ドラム基体、４……
磁気記録媒体層、５……磁気抵抗素子、６……磁
気センサー、７……磁気式エンコーダ。
Fig. 1 is a perspective view of the magnetic drum of the present invention, Fig. 2 is a sectional structural view of the magnetic drum, Fig. 3 is a perspective view of a magnetic encoder using the magnetic drum of the present invention, and Fig. 4 is a conventional magnetic encoder. FIG. 3 is a cross-sectional structural diagram of a magnetic drum. 2... Magnetic drum, 3... Drum base, 4...
Magnetic recording medium layer, 5... Magnetoresistive element, 6... Magnetic sensor, 7... Magnetic encoder.
Claims (1)
等を検出できるようにドラム基体の外周に磁気記
録媒体層を設けてそれに着磁した磁気ドラムにお
いて、ドラム基体をＪＩＳＡ５０５２材で作成し
、ドラム基体の外周に直接磁気記録媒体層を設け
たことを特徴とする磁気ドラム。 (2) 回転されるドラム基体をＪＩＳＡ５０５２
材で構成し、ドラム基体の外周に直接磁気記録媒
体層を設けてそれに着磁し、磁気記録媒体層に対
向して磁気抵抗素子を有する磁気センサーを配置
したことを特徴とする磁気式エンコーダ。[Claims for Utility Model Registration] (1) In a magnetic drum in which a magnetic recording medium layer is provided on the outer periphery of the drum base and is magnetized so that the rotational speed or position can be detected by a magnetoresistive element, the drum base is made of JISA5052 material. What is claimed is: 1. A magnetic drum characterized in that a magnetic recording medium layer is provided directly on the outer periphery of a drum base. (2) The rotating drum base is JISA5052
What is claimed is: 1. A magnetic encoder comprising: a magnetic recording medium layer provided directly on the outer periphery of a drum base and magnetized thereto; and a magnetic sensor having a magnetoresistive element disposed opposite to the magnetic recording medium layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9613090U JPH0454019U (en) | 1990-09-14 | 1990-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9613090U JPH0454019U (en) | 1990-09-14 | 1990-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454019U true JPH0454019U (en) | 1992-05-08 |
Family
ID=31835411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9613090U Pending JPH0454019U (en) | 1990-09-14 | 1990-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454019U (en) |
-
1990
- 1990-09-14 JP JP9613090U patent/JPH0454019U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0454019U (en) | ||
| JPH0393723U (en) | ||
| JPH01121769U (en) | ||
| JPH0239117U (en) | ||
| JPH02115119U (en) | ||
| JPH0349620U (en) | ||
| JPH0370061U (en) | ||
| JPH0263416U (en) | ||
| JPH0365913U (en) | ||
| JPS625267U (en) | ||
| JPH0330818U (en) | ||
| JPS59146718U (en) | magnetic rotation sensor | |
| JPH0361662U (en) | ||
| JPS62152672U (en) | ||
| JPH02140601U (en) | ||
| JPS61193517U (en) | ||
| JPS63161314U (en) | ||
| JPH0246937U (en) | ||
| JPH01117715U (en) | ||
| JPH0233318U (en) | ||
| JPH0310258U (en) | ||
| JPH0432315U (en) | ||
| JPH0389538U (en) | ||
| JPS62135918U (en) | ||
| JPS6126119U (en) | magnetic rotary encoder |