JPS63177709U - - Google Patents
Info
- Publication number
- JPS63177709U JPS63177709U JP6792687U JP6792687U JPS63177709U JP S63177709 U JPS63177709 U JP S63177709U JP 6792687 U JP6792687 U JP 6792687U JP 6792687 U JP6792687 U JP 6792687U JP S63177709 U JPS63177709 U JP S63177709U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic material
- position detection
- groove
- scale
- magnet member
- 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 3
- 239000000758 substrate Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 2
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図は本考案は実施例に係わる位置検出用磁
気目盛装置の構成を示す側面断面図、第２図は従
来の位置検出用磁気目盛装置の構成を示す側面断
面図、第３図は着磁用ヨークの一例を示す斜視図
である。
１０，２０……目盛基板、１１……磁気記録媒
体、２１……溝、２２……プラスチツクマグネツ
ト部材。
FIG. 1 is a side cross-sectional view showing the configuration of a magnetic scale device for position detection according to an embodiment of the present invention, FIG. 2 is a side cross-sectional view showing the configuration of a conventional magnetic scale device for position detection, and FIG. It is a perspective view showing an example of a magnetic yoke. DESCRIPTION OF SYMBOLS 10, 20... Scale substrate, 11... Magnetic recording medium, 21... Groove, 22... Plastic magnet member.
Claims (1)
数の溝を有し非磁性部材又は軟磁性部材からなる
目盛基板と、位置検出用磁気目盛を構成するため
の磁気記録媒体として前記目盛基板の前記各溝に
充填されたプラスチツクマグネツト部材とを具備
したことを特徴とする位置検出用磁気目盛装置。 A scale substrate made of a non-magnetic material or a soft magnetic material and having a plurality of grooves formed at regular intervals at a predetermined pitch on its surface; 1. A magnetic scale device for position detection, comprising a plastic magnet member filled in each groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6792687U JPS63177709U (en) | 1987-05-08 | 1987-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6792687U JPS63177709U (en) | 1987-05-08 | 1987-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63177709U true JPS63177709U (en) | 1988-11-17 |
Family
ID=30907274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6792687U Pending JPS63177709U (en) | 1987-05-08 | 1987-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63177709U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58117411A (en) * | 1982-01-06 | 1983-07-13 | Hitachi Ltd | Structure of magnetic disk |
-
1987
- 1987-05-08 JP JP6792687U patent/JPS63177709U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58117411A (en) * | 1982-01-06 | 1983-07-13 | Hitachi Ltd | Structure of magnetic disk |
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