JPS5868215A - 磁気ヘツド及びその製造方法 - Google Patents
磁気ヘツド及びその製造方法Info
- Publication number
- JPS5868215A JPS5868215A JP16669181A JP16669181A JPS5868215A JP S5868215 A JPS5868215 A JP S5868215A JP 16669181 A JP16669181 A JP 16669181A JP 16669181 A JP16669181 A JP 16669181A JP S5868215 A JPS5868215 A JP S5868215A
- Authority
- JP
- Japan
- Prior art keywords
- ferrite
- crystal
- base material
- magnetic head
- gap
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000013078 crystal Substances 0.000 claims abstract description 54
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000005520 cutting process Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 5
- 238000005304 joining Methods 0.000 claims 2
- 239000011521 glass Substances 0.000 abstract description 6
- 239000010409 thin film Substances 0.000 abstract description 4
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000005381 magnetic domain Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- WJZHMLNIAZSFDO-UHFFFAOYSA-N manganese zinc Chemical compound [Mn].[Zn] WJZHMLNIAZSFDO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc 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
- G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16669181A JPS5868215A (ja) | 1981-10-19 | 1981-10-19 | 磁気ヘツド及びその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16669181A JPS5868215A (ja) | 1981-10-19 | 1981-10-19 | 磁気ヘツド及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5868215A true JPS5868215A (ja) | 1983-04-23 |
| JPH0432443B2 JPH0432443B2 (enExample) | 1992-05-29 |
Family
ID=15835947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16669181A Granted JPS5868215A (ja) | 1981-10-19 | 1981-10-19 | 磁気ヘツド及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5868215A (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63209014A (ja) * | 1987-02-25 | 1988-08-30 | Sony Corp | 接合磁気ヘツド |
| DE4020205A1 (de) * | 1989-06-30 | 1991-01-10 | Ampex | Magnetwandler und verfahren zu seiner herstellung |
| EP0703571A3 (en) * | 1994-09-21 | 1996-07-31 | Sony Corp | Magnetic head |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5753819A (ja) * | 1980-09-16 | 1982-03-31 | Hitachi Ltd | Fukugogatajikihetsudo |
-
1981
- 1981-10-19 JP JP16669181A patent/JPS5868215A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5753819A (ja) * | 1980-09-16 | 1982-03-31 | Hitachi Ltd | Fukugogatajikihetsudo |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63209014A (ja) * | 1987-02-25 | 1988-08-30 | Sony Corp | 接合磁気ヘツド |
| DE4020205A1 (de) * | 1989-06-30 | 1991-01-10 | Ampex | Magnetwandler und verfahren zu seiner herstellung |
| EP0703571A3 (en) * | 1994-09-21 | 1996-07-31 | Sony Corp | Magnetic head |
| US5875081A (en) * | 1994-09-21 | 1999-02-23 | Sony Corporation | Magnetic head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0432443B2 (enExample) | 1992-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0356155B1 (en) | Magnetic head | |
| JPS5868215A (ja) | 磁気ヘツド及びその製造方法 | |
| JPS6013311A (ja) | 磁気ヘツド及びその製造方法 | |
| JPS5870418A (ja) | 磁気ヘツドの製法 | |
| JPS61133007A (ja) | 磁気ヘツド | |
| JPS5883320A (ja) | 磁気ヘツド及びその製造方法 | |
| JPS62146410A (ja) | 磁気ヘツドの製造方法 | |
| JPS61243921A (ja) | 磁気ヘツド | |
| JPS61110311A (ja) | 磁気ヘツドの製造方法 | |
| JPS6050608A (ja) | 磁気ヘツド及びその製造方法 | |
| JPS58139320A (ja) | 磁気ヘツド | |
| JPS62234215A (ja) | 磁気ヘツド | |
| JPS62145515A (ja) | 磁気ヘツド | |
| JPS59165214A (ja) | 磁気ヘツドコアおよびその製造方法 | |
| JPH04325910A (ja) | 複合型磁気ヘッドの製造方法 | |
| JPH06203323A (ja) | 磁気ヘッド及びその製造方法 | |
| JPH0253841B2 (enExample) | ||
| JPH0630127B2 (ja) | 磁気ヘツドの製造方法 | |
| JPS59152517A (ja) | 磁気ヘッドの製法 | |
| JPH0546920A (ja) | 磁気ヘツドの製造方法 | |
| JPH0214413A (ja) | 滋気ヘッドおよびその製造方法 | |
| JPS63288407A (ja) | 磁気ヘツドの製造方法 | |
| JPS6310308A (ja) | 磁気ヘツドの製造法 | |
| JPS62252505A (ja) | 複合型磁気ヘツドの製造方法 | |
| JPH0581610A (ja) | 磁気ヘツド用コア材の製造方法 |