JPS6334523B2 - - Google Patents
Info
- Publication number
- JPS6334523B2 JPS6334523B2 JP54073647A JP7364779A JPS6334523B2 JP S6334523 B2 JPS6334523 B2 JP S6334523B2 JP 54073647 A JP54073647 A JP 54073647A JP 7364779 A JP7364779 A JP 7364779A JP S6334523 B2 JPS6334523 B2 JP S6334523B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- core half
- core
- magnetic head
- tape
- 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
- 229910000889 permalloy Inorganic materials 0.000 claims description 16
- 230000004907 flux Effects 0.000 claims description 10
- 229910000702 sendust Inorganic materials 0.000 claims description 10
- 239000000696 magnetic material Substances 0.000 claims description 8
- 230000035699 permeability Effects 0.000 claims description 6
- 239000011162 core material Substances 0.000 description 37
- 230000035945 sensitivity Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012780 transparent material 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
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7364779A JPS5619A (en) | 1979-06-11 | 1979-06-11 | Magnetic head |
| US06/392,758 US4434446A (en) | 1979-06-11 | 1982-06-28 | Magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7364779A JPS5619A (en) | 1979-06-11 | 1979-06-11 | Magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5619A JPS5619A (en) | 1981-01-06 |
| JPS6334523B2 true JPS6334523B2 (US06229276-20010508-P00022.png) | 1988-07-11 |
Family
ID=13524283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7364779A Granted JPS5619A (en) | 1979-06-11 | 1979-06-11 | Magnetic head |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4434446A (US06229276-20010508-P00022.png) |
| JP (1) | JPS5619A (US06229276-20010508-P00022.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6025011A (ja) * | 1983-07-22 | 1985-02-07 | Alps Electric Co Ltd | 磁気ヘツド |
| JPS6087411A (ja) * | 1983-10-20 | 1985-05-17 | Yaskawa Electric Mfg Co Ltd | 磁気ヘッド |
-
1979
- 1979-06-11 JP JP7364779A patent/JPS5619A/ja active Granted
-
1982
- 1982-06-28 US US06/392,758 patent/US4434446A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4434446A (en) | 1984-02-28 |
| JPS5619A (en) | 1981-01-06 |
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