JPS61260408A - 磁気ヘッドのトラック加工方法 - Google Patents
磁気ヘッドのトラック加工方法Info
- Publication number
- JPS61260408A JPS61260408A JP10347385A JP10347385A JPS61260408A JP S61260408 A JPS61260408 A JP S61260408A JP 10347385 A JP10347385 A JP 10347385A JP 10347385 A JP10347385 A JP 10347385A JP S61260408 A JPS61260408 A JP S61260408A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- ferrite
- track
- recording
- magnetic materials
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title description 3
- 239000000696 magnetic material Substances 0.000 claims abstract description 22
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 21
- 230000004907 flux Effects 0.000 claims abstract description 12
- 230000035699 permeability Effects 0.000 claims abstract description 3
- 238000003672 processing method Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005304 joining Methods 0.000 description 2
- WTDRDQBEARUVNC-LURJTMIESA-N L-DOPA Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C(O)=C1 WTDRDQBEARUVNC-LURJTMIESA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10347385A JPS61260408A (ja) | 1985-05-14 | 1985-05-14 | 磁気ヘッドのトラック加工方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10347385A JPS61260408A (ja) | 1985-05-14 | 1985-05-14 | 磁気ヘッドのトラック加工方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61260408A true JPS61260408A (ja) | 1986-11-18 |
| JPH048843B2 JPH048843B2 (enrdf_load_stackoverflow) | 1992-02-18 |
Family
ID=14354975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10347385A Granted JPS61260408A (ja) | 1985-05-14 | 1985-05-14 | 磁気ヘッドのトラック加工方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61260408A (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01235012A (ja) * | 1988-03-16 | 1989-09-20 | Hitachi Ltd | 磁気ヘツド |
| US4948460A (en) * | 1988-09-24 | 1990-08-14 | Ngk Insulators, Ltd. | Method of producing head core slider for rigid magnetic disk drive, utilizing laser-induced etching |
| US4982065A (en) * | 1989-03-07 | 1991-01-01 | Ngk Insulators, Ltd. | Method of producing a core for magnetic head |
| EP0646907A3 (en) * | 1993-10-04 | 1996-10-09 | Matsushita Electric Ind Co Ltd | Magnetic head and manufacturing process. |
| EP0743635A1 (en) * | 1995-05-18 | 1996-11-20 | Matsushita Electric Industrial Co., Ltd. | A magnetic head, a production method thereof, and a magnetic recording/reproduction apparatus using the same |
| US5718036A (en) * | 1994-05-10 | 1998-02-17 | Mitsubishi Denki Kabushiki Kaisha | Method for manufacturing a magnetic head |
-
1985
- 1985-05-14 JP JP10347385A patent/JPS61260408A/ja active Granted
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01235012A (ja) * | 1988-03-16 | 1989-09-20 | Hitachi Ltd | 磁気ヘツド |
| US4948460A (en) * | 1988-09-24 | 1990-08-14 | Ngk Insulators, Ltd. | Method of producing head core slider for rigid magnetic disk drive, utilizing laser-induced etching |
| US4982065A (en) * | 1989-03-07 | 1991-01-01 | Ngk Insulators, Ltd. | Method of producing a core for magnetic head |
| EP0646907A3 (en) * | 1993-10-04 | 1996-10-09 | Matsushita Electric Ind Co Ltd | Magnetic head and manufacturing process. |
| US5761789A (en) * | 1993-10-04 | 1998-06-09 | Matsushita Electric Industrial Co. Ltd | Method of producing a magnetic head |
| US5905612A (en) * | 1993-10-04 | 1999-05-18 | Matsushita Electric Industrial Co. Ltd. | Magnetic head and producing method of the same |
| US5718036A (en) * | 1994-05-10 | 1998-02-17 | Mitsubishi Denki Kabushiki Kaisha | Method for manufacturing a magnetic head |
| EP0743635A1 (en) * | 1995-05-18 | 1996-11-20 | Matsushita Electric Industrial Co., Ltd. | A magnetic head, a production method thereof, and a magnetic recording/reproduction apparatus using the same |
| US5924189A (en) * | 1995-05-18 | 1999-07-20 | Matsushita Electric Industrial Co., Ltd. | Method for producing a magnetic head |
| US6061212A (en) * | 1995-05-18 | 2000-05-09 | Matsushita Electric Industrial Co., Ltd. | Magnetic head with circular notches and magnetic recording/reproducing apparatus using the same |
| US6360429B1 (en) | 1995-05-18 | 2002-03-26 | Matsushita Electric Industrial Co., Ltd. | Method for producing a magnetic head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH048843B2 (enrdf_load_stackoverflow) | 1992-02-18 |
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