JPS649644B2 - - Google Patents
Info
- Publication number
- JPS649644B2 JPS649644B2 JP11745380A JP11745380A JPS649644B2 JP S649644 B2 JPS649644 B2 JP S649644B2 JP 11745380 A JP11745380 A JP 11745380A JP 11745380 A JP11745380 A JP 11745380A JP S649644 B2 JPS649644 B2 JP S649644B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic pole
- auxiliary
- common
- pole
- 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
- 239000000463 material Substances 0.000 claims description 13
- 239000010409 thin film Substances 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011295 pitch 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/49—Fixed mounting or arrangements, e.g. one head per track
- G11B5/4969—Details for track selection or addressing
-
- 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
- G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11745380A JPS5744211A (en) | 1980-08-26 | 1980-08-26 | Vertical magnetic recording head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11745380A JPS5744211A (en) | 1980-08-26 | 1980-08-26 | Vertical magnetic recording head |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5744211A JPS5744211A (en) | 1982-03-12 |
JPS649644B2 true JPS649644B2 (enrdf_load_stackoverflow) | 1989-02-20 |
Family
ID=14712025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11745380A Granted JPS5744211A (en) | 1980-08-26 | 1980-08-26 | Vertical magnetic recording head |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5744211A (enrdf_load_stackoverflow) |
-
1980
- 1980-08-26 JP JP11745380A patent/JPS5744211A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5744211A (en) | 1982-03-12 |
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