JPS61104304U - - Google Patents
Info
- Publication number
- JPS61104304U JPS61104304U JP18875784U JP18875784U JPS61104304U JP S61104304 U JPS61104304 U JP S61104304U JP 18875784 U JP18875784 U JP 18875784U JP 18875784 U JP18875784 U JP 18875784U JP S61104304 U JPS61104304 U JP S61104304U
- Authority
- JP
- Japan
- Prior art keywords
- less
- pitch
- magnetization
- magnetic scale
- magnetization pitch
- 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
- 230000005415 magnetization Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案による磁気スケールの磁化モデ
ルを示す図、第２図は従来の磁気スケールとその
読み出し状態を説明する概略斜視図、第３図は磁
気スケールの読み出しに用いる磁気抵抗効果型磁
気センサの回路構成例を示す図、第４図は従来の
磁気スケールの一例と、その読み出し出力信号波
形を示す図である。
１……磁気スケール、４０……スケール部分、
４１……主着磁部、４２……副着磁部。
Figure 1 is a diagram showing the magnetization model of the magnetic scale according to the present invention, Figure 2 is a schematic perspective view illustrating a conventional magnetic scale and its readout state, and Figure 3 is a magnetoresistive magnet used to read out the magnetic scale. FIG. 4 is a diagram showing an example of a circuit configuration of a sensor, and is a diagram showing an example of a conventional magnetic scale and its readout output signal waveform. 1...Magnetic scale, 40...Scale part,
41...Main magnetization section, 42...Sub magnetization section.
Claims (1)
定のピツチ２Ｐ０の前半のＰ０を磁化ピツチＰ０
で磁化し、後半のＰ０を磁化ピツチＰ０／４以下
でかつ１０μｍ以下で交互に逆向きに磁化した２
種の領域の組み合せを繰り返すことを特徴とする
磁気スケール。 Over a predetermined length of a long magnetic recording medium, the first half P 0 of a constant pitch 2P 0 is set as the magnetization pitch P 0
2, with the second half P 0 magnetized in opposite directions alternately with a magnetization pitch of P 0 /4 or less and 10 μm or less.
A magnetic scale characterized by repeating combinations of seed areas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18875784U JPS61104304U (en) | 1984-12-14 | 1984-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18875784U JPS61104304U (en) | 1984-12-14 | 1984-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61104304U true JPS61104304U (en) | 1986-07-02 |
Family
ID=30746221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18875784U Pending JPS61104304U (en) | 1984-12-14 | 1984-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61104304U (en) |
-
1984
- 1984-12-14 JP JP18875784U patent/JPS61104304U/ja active Pending
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