JPS54104812A - Thin film magnetic head and production of the same - Google Patents
Thin film magnetic head and production of the sameInfo
- Publication number
- JPS54104812A JPS54104812A JP1168178A JP1168178A JPS54104812A JP S54104812 A JPS54104812 A JP S54104812A JP 1168178 A JP1168178 A JP 1168178A JP 1168178 A JP1168178 A JP 1168178A JP S54104812 A JPS54104812 A JP S54104812A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- magnetic
- layers
- thin film
- production
- 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
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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/313—Disposition of layers
- G11B5/3133—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
- Y10T29/49043—Depositing magnetic layer or coating
- Y10T29/49044—Plural magnetic deposition layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/4906—Providing winding
- Y10T29/49062—Multilayered winding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetic Heads (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1168178A JPS54104812A (en) | 1978-02-03 | 1978-02-03 | Thin film magnetic head and production of the same |
US06/008,335 US4246620A (en) | 1978-02-03 | 1979-01-31 | Thin film magnetic head and method for manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1168178A JPS54104812A (en) | 1978-02-03 | 1978-02-03 | Thin film magnetic head and production of the same |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54104812A true JPS54104812A (en) | 1979-08-17 |
JPS6260723B2 JPS6260723B2 (ja) | 1987-12-17 |
Family
ID=11784732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1168178A Granted JPS54104812A (en) | 1978-02-03 | 1978-02-03 | Thin film magnetic head and production of the same |
Country Status (2)
Country | Link |
---|---|
US (1) | US4246620A (ja) |
JP (1) | JPS54104812A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5542375A (en) * | 1978-09-20 | 1980-03-25 | Sharp Corp | Manufacture of magnetic head |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4422117A (en) * | 1980-04-11 | 1983-12-20 | Matsushita Electric Industrial Co., Ltd. | Thin film magnetic head and method of making it |
JPS5819716A (ja) * | 1981-07-27 | 1983-02-04 | Hitachi Ltd | 薄膜磁気ヘツドおよびその製造方法 |
US4745509A (en) * | 1981-08-21 | 1988-05-17 | Matsushita Electric Industrial Company, Limited | Magnetic head with improved supporter for perpendicular magnetization recording |
US4578728A (en) * | 1981-12-09 | 1986-03-25 | Matsushita Electric Industrial Co., Ltd. | Magnetic head |
JPS58212615A (ja) * | 1982-06-04 | 1983-12-10 | Hitachi Ltd | 薄膜磁気ヘツド |
JPS5924958A (ja) * | 1982-07-27 | 1984-02-08 | Sumitomo Special Metals Co Ltd | 薄膜磁気ヘッド用基板の製造方法 |
JPS5977617A (ja) * | 1982-10-25 | 1984-05-04 | Sony Corp | 薄膜磁気ヘツドの製造方法 |
JPS59112414A (ja) * | 1982-12-20 | 1984-06-28 | Alps Electric Co Ltd | 磁気ヘツド |
DE3316747A1 (de) * | 1983-05-07 | 1984-11-08 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth | Magnetkopf und verfahren zu seiner herstellung |
JPH0786967B2 (ja) * | 1983-07-05 | 1995-09-20 | キヤノン株式会社 | 磁気ヘッド及びその製造方法 |
JPH0760490B2 (ja) * | 1983-08-29 | 1995-06-28 | ソニー株式会社 | 多素子薄膜磁気ヘッドの製造方法 |
JPH0652684B2 (ja) * | 1984-07-19 | 1994-07-06 | ソニー株式会社 | 磁性合金薄膜 |
JPH07118057B2 (ja) * | 1984-08-06 | 1995-12-18 | 富士写真フイルム株式会社 | 薄膜磁気ヘッドの製造方法 |
EP0297776B1 (en) * | 1987-06-30 | 1993-08-04 | Sony Corporation | Soft magnetic thin films |
US5016342A (en) * | 1989-06-30 | 1991-05-21 | Ampex Corporation | Method of manufacturing ultra small track width thin film transducers |
US5142768A (en) * | 1991-05-02 | 1992-09-01 | International Business Machines Corporation | Method for making magnetic head with enhanced poletip |
JPH06150257A (ja) * | 1992-10-30 | 1994-05-31 | Fujitsu Ltd | 薄膜磁気ヘッドおよびその製造方法 |
US6178070B1 (en) | 1999-02-11 | 2001-01-23 | Read-Rite Corporation | Magnetic write head and method for making same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48104516A (ja) * | 1972-04-12 | 1973-12-27 | ||
JPS5067122A (ja) * | 1973-10-16 | 1975-06-05 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2992474A (en) * | 1958-11-17 | 1961-07-18 | Adams Edmond | Magnetic tape recorder heads |
US4052749A (en) * | 1976-05-19 | 1977-10-04 | Matsushita Electric Industrial Co., Ltd. | Thin film magnetic head |
-
1978
- 1978-02-03 JP JP1168178A patent/JPS54104812A/ja active Granted
-
1979
- 1979-01-31 US US06/008,335 patent/US4246620A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48104516A (ja) * | 1972-04-12 | 1973-12-27 | ||
JPS5067122A (ja) * | 1973-10-16 | 1975-06-05 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5542375A (en) * | 1978-09-20 | 1980-03-25 | Sharp Corp | Manufacture of magnetic head |
Also Published As
Publication number | Publication date |
---|---|
US4246620A (en) | 1981-01-20 |
JPS6260723B2 (ja) | 1987-12-17 |
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