DE3674265D1 - Magnetkopf aus amorphem magnetfilm hergestellt. - Google Patents
Magnetkopf aus amorphem magnetfilm hergestellt.Info
- Publication number
- DE3674265D1 DE3674265D1 DE8686304736T DE3674265T DE3674265D1 DE 3674265 D1 DE3674265 D1 DE 3674265D1 DE 8686304736 T DE8686304736 T DE 8686304736T DE 3674265 T DE3674265 T DE 3674265T DE 3674265 D1 DE3674265 D1 DE 3674265D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic
- amorphem
- head made
- magnetic head
- film
- 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 - Lifetime
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
-
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/11—Shielding of head against electric or magnetic fields
-
- 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
-
- 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
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
-
- 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
-
- 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
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Thin Magnetic Films (AREA)
- Physical Vapour Deposition (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60134143A JPH0777008B2 (ja) | 1985-06-21 | 1985-06-21 | 非晶質合金膜を用いた磁気ヘツド |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3674265D1 true DE3674265D1 (de) | 1990-10-25 |
Family
ID=15121473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686304736T Expired - Lifetime DE3674265D1 (de) | 1985-06-21 | 1986-06-19 | Magnetkopf aus amorphem magnetfilm hergestellt. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4766039A (de) |
EP (1) | EP0206774B1 (de) |
JP (1) | JPH0777008B2 (de) |
KR (1) | KR940003647B1 (de) |
DE (1) | DE3674265D1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63146202A (ja) * | 1986-12-09 | 1988-06-18 | Canon Electronics Inc | 磁気ヘツド及びその製造方法 |
JP2790451B2 (ja) * | 1987-04-10 | 1998-08-27 | 松下電器産業株式会社 | 窒素を含む軟磁性合金膜 |
FR2620853B1 (fr) * | 1987-09-18 | 1989-12-01 | Commissariat Energie Atomique | Materiau magnetique composite et son procede de fabrication |
US5084795A (en) * | 1989-02-08 | 1992-01-28 | Matsushita Electric Industrial Co., Ltd. | Magnetic head and method of manufacturing the same |
EP0510202B1 (de) * | 1990-11-08 | 1996-02-28 | Sony Corporation | Amorphes weichmagnetisches material |
US5411813A (en) * | 1993-04-08 | 1995-05-02 | Eastman Kodak Company | Ferhgasi soft magnetic materials for inductive magnetic heads |
US5891586A (en) * | 1995-01-27 | 1999-04-06 | Alps Electric Co., Ltd. | Multilayer thin-film for magnetoresistive device |
JP2006012250A (ja) * | 2004-06-23 | 2006-01-12 | Tdk Corp | 垂直磁気記録用磁気ヘッド |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4056411A (en) * | 1976-05-14 | 1977-11-01 | Ho Sou Chen | Method of making magnetic devices including amorphous alloys |
JPS6030734B2 (ja) * | 1979-04-11 | 1985-07-18 | 健 増本 | 鉄族元素とジルコニウムを含む脆性が小さく熱的安定性に優れる非晶質合金 |
WO1981000861A1 (en) * | 1979-09-21 | 1981-04-02 | Hitachi Metals Ltd | Amorphous alloys |
JPS5719361A (en) * | 1980-07-11 | 1982-02-01 | Hitachi Ltd | Amorphous alloy for core of magnetic head and magnetic head for video using it |
JPS5754251A (en) * | 1980-09-15 | 1982-03-31 | Tdk Corp | Amorphous magnetic alloy material |
JPS57155339A (en) * | 1981-03-20 | 1982-09-25 | Matsushita Electric Ind Co Ltd | Magnetic head and production thereof |
US4578728A (en) * | 1981-12-09 | 1986-03-25 | Matsushita Electric Industrial Co., Ltd. | Magnetic head |
JPS58139408A (ja) * | 1982-02-15 | 1983-08-18 | Hitachi Metals Ltd | 巻鉄心の製造方法 |
JPS58150119A (ja) * | 1982-03-02 | 1983-09-06 | Res Inst Electric Magnetic Alloys | 磁気記録再生ヘツド用高透磁率合金およびその製造法ならびに磁気記録再生ヘツド |
US4608297A (en) * | 1982-04-21 | 1986-08-26 | Showa Denka Kabushiki Kaisha | Multilayer composite soft magnetic material comprising amorphous and insulating layers and a method for manufacturing the core of a magnetic head and a reactor |
JPS6052544A (ja) * | 1983-09-01 | 1985-03-25 | Matsushita Electric Ind Co Ltd | アモルファス磁性合金 |
EP0144150B2 (de) * | 1983-11-02 | 1991-01-23 | Hitachi, Ltd. | Ferromagnetischer Werkstoff, ferromagnetisches Laminat und Magnetkopf |
JPS60202511A (ja) * | 1984-03-28 | 1985-10-14 | Canon Electronics Inc | 磁気ヘツド |
JPS60220914A (ja) * | 1984-04-18 | 1985-11-05 | Sony Corp | 磁性薄膜 |
CA1281561C (en) * | 1985-07-26 | 1991-03-19 | Unitika Ltd. | Fine amorphous metallic wires |
-
1985
- 1985-06-21 JP JP60134143A patent/JPH0777008B2/ja not_active Expired - Fee Related
-
1986
- 1986-06-17 US US06/875,222 patent/US4766039A/en not_active Expired - Lifetime
- 1986-06-19 DE DE8686304736T patent/DE3674265D1/de not_active Expired - Lifetime
- 1986-06-19 EP EP86304736A patent/EP0206774B1/de not_active Expired - Lifetime
- 1986-06-20 KR KR1019860004913A patent/KR940003647B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR940003647B1 (ko) | 1994-04-25 |
JPH0777008B2 (ja) | 1995-08-16 |
US4766039A (en) | 1988-08-23 |
KR870000679A (ko) | 1987-02-19 |
EP0206774B1 (de) | 1990-09-19 |
JPS61294621A (ja) | 1986-12-25 |
EP0206774A1 (de) | 1986-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |