JPH0454885B2 - - Google Patents
Info
- Publication number
- JPH0454885B2 JPH0454885B2 JP59073051A JP7305184A JPH0454885B2 JP H0454885 B2 JPH0454885 B2 JP H0454885B2 JP 59073051 A JP59073051 A JP 59073051A JP 7305184 A JP7305184 A JP 7305184A JP H0454885 B2 JPH0454885 B2 JP H0454885B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- thin film
- slits
- magnetic head
- bridge
- 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.)
- Expired - Lifetime
Links
- 239000010409 thin film Substances 0.000 claims description 49
- 239000000758 substrate Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 description 12
- 238000001514 detection method Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 238000009966 trimming Methods 0.000 description 7
- 238000007740 vapor deposition Methods 0.000 description 7
- 239000000956 alloy Substances 0.000 description 6
- 230000000873 masking effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 238000001259 photo etching Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000000866 electrolytic etching Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7305184A JPS60218025A (ja) | 1984-04-13 | 1984-04-13 | 磁気エンコーダ用磁気ヘッドの製作方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7305184A JPS60218025A (ja) | 1984-04-13 | 1984-04-13 | 磁気エンコーダ用磁気ヘッドの製作方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60218025A JPS60218025A (ja) | 1985-10-31 |
| JPH0454885B2 true JPH0454885B2 (fr) | 1992-09-01 |
Family
ID=13507178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7305184A Granted JPS60218025A (ja) | 1984-04-13 | 1984-04-13 | 磁気エンコーダ用磁気ヘッドの製作方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60218025A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0684893B2 (ja) * | 1986-02-05 | 1994-10-26 | 株式会社井上ジャパックス研究所 | 磁気エンコ−ダの原点検出装置 |
| JP2546233B2 (ja) * | 1986-04-18 | 1996-10-23 | 株式会社ニコン | 磁気エンコ−ダ用磁気ヘツドの原点検出部 |
| JPS6339621U (fr) * | 1986-09-01 | 1988-03-15 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56140203A (en) * | 1980-04-02 | 1981-11-02 | Toyota Central Res & Dev Lab Inc | Bridge circuit |
-
1984
- 1984-04-13 JP JP7305184A patent/JPS60218025A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56140203A (en) * | 1980-04-02 | 1981-11-02 | Toyota Central Res & Dev Lab Inc | Bridge circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60218025A (ja) | 1985-10-31 |
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