JPS6330687B2 - - Google Patents
Info
- Publication number
- JPS6330687B2 JPS6330687B2 JP56148096A JP14809681A JPS6330687B2 JP S6330687 B2 JPS6330687 B2 JP S6330687B2 JP 56148096 A JP56148096 A JP 56148096A JP 14809681 A JP14809681 A JP 14809681A JP S6330687 B2 JPS6330687 B2 JP S6330687B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- sendust
- substrate
- crystallized glass
- magnetic head
- 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
Links
- 229910000702 sendust Inorganic materials 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 229910021493 α-cristobalite Inorganic materials 0.000 claims description 3
- 229910021489 α-quartz Inorganic materials 0.000 claims description 3
- 239000000758 substrate Substances 0.000 description 14
- 239000010408 film Substances 0.000 description 8
- 239000000696 magnetic material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14809681A JPS5848218A (ja) | 1981-09-17 | 1981-09-17 | 磁気ヘッド用部材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14809681A JPS5848218A (ja) | 1981-09-17 | 1981-09-17 | 磁気ヘッド用部材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5848218A JPS5848218A (ja) | 1983-03-22 |
| JPS6330687B2 true JPS6330687B2 (ko) | 1988-06-20 |
Family
ID=15445148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14809681A Granted JPS5848218A (ja) | 1981-09-17 | 1981-09-17 | 磁気ヘッド用部材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848218A (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697217A (en) * | 1982-10-13 | 1987-09-29 | Sanyo Electric Co., Ltd. | Magnetic head having a main core of sheet amorphous magnetic material |
| JPH0630129B2 (ja) * | 1983-08-23 | 1994-04-20 | 富士通株式会社 | 薄膜磁気ヘッド用基板及び薄膜磁気ヘッド |
| JPS62188206A (ja) * | 1985-10-07 | 1987-08-17 | Nippon Mining Co Ltd | Ｆｅ−Ｓｉ−Ａｌ合金磁性膜及びその製造方法並びに薄膜積層磁気ヘツド |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5296519A (en) * | 1976-02-10 | 1977-08-13 | Sumitomo Spec Metals | Thin film head base material |
-
1981
- 1981-09-17 JP JP14809681A patent/JPS5848218A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5296519A (en) * | 1976-02-10 | 1977-08-13 | Sumitomo Spec Metals | Thin film head base material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5848218A (ja) | 1983-03-22 |
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