DE3879305D1 - Magnetkopf. - Google Patents
Magnetkopf.Info
- Publication number
- DE3879305D1 DE3879305D1 DE8888111983T DE3879305T DE3879305D1 DE 3879305 D1 DE3879305 D1 DE 3879305D1 DE 8888111983 T DE8888111983 T DE 8888111983T DE 3879305 T DE3879305 T DE 3879305T DE 3879305 D1 DE3879305 D1 DE 3879305D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic head
- magnetic
- head
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C45/00—Amorphous alloys
- C22C45/02—Amorphous alloys with iron as the major constituent
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Soft Magnetic Materials (AREA)
- Magnetic Heads (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62183876A JP2556863B2 (ja) | 1987-07-23 | 1987-07-23 | Fe基磁性合金膜 |
JP62183877A JPH07116563B2 (ja) | 1987-07-23 | 1987-07-23 | Fe基軟磁性合金 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3879305D1 true DE3879305D1 (de) | 1993-04-22 |
DE3879305T2 DE3879305T2 (de) | 1993-06-24 |
Family
ID=26502142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888111983T Expired - Fee Related DE3879305T2 (de) | 1987-07-23 | 1988-07-25 | Magnetkopf. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4918555A (de) |
EP (1) | EP0300511B1 (de) |
KR (1) | KR920005044B1 (de) |
DE (1) | DE3879305T2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5225006A (en) * | 1988-05-17 | 1993-07-06 | Kabushiki Kaisha Toshiba | Fe-based soft magnetic alloy |
US5051856A (en) * | 1988-10-14 | 1991-09-24 | Hitachi, Ltd. | Thin film magnetic head with mixed crystal structures |
US5084795A (en) * | 1989-02-08 | 1992-01-28 | Matsushita Electric Industrial Co., Ltd. | Magnetic head and method of manufacturing the same |
US5135818A (en) * | 1989-03-28 | 1992-08-04 | Hitachi Maxell, Ltd. | Thin soft magnetic film and method of manufacturing the same |
JP2635422B2 (ja) * | 1989-10-17 | 1997-07-30 | アルプス電気株式会社 | 磁気ヘッド |
CA2030446C (en) * | 1989-11-22 | 2001-01-23 | Yoshihito Yoshizawa | Magnetic alloy with ultrafine crystal grains and method of producing same |
DE69018422T2 (de) * | 1989-12-28 | 1995-10-19 | Toshiba Kawasaki Kk | Auf Eisen basierende weichmagnetische Legierung, ihr Herstellungsverfahren und Magnetkern daraus. |
CA2040741C (en) * | 1990-04-24 | 2000-02-08 | Kiyonori Suzuki | Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materials |
US5173824A (en) * | 1990-12-07 | 1992-12-22 | Eastman Kodak Company | Magnetic head assembly |
DE69214179T2 (de) * | 1991-03-06 | 1997-04-24 | Matsushita Electric Ind Co Ltd | Magnetknopf |
JP3357386B2 (ja) * | 1991-03-20 | 2002-12-16 | ティーディーケイ株式会社 | 軟磁性合金およびその製造方法ならびに磁心 |
DE69213141T2 (de) * | 1991-03-25 | 1997-03-13 | Eastman Kodak Co | Magnetkopf zur Aufzeichnung mit hoher Frequenz und hoher Dichte |
KR0130192B1 (ko) * | 1992-01-16 | 1998-04-17 | 가다오까 마사다까 | 자기헤드 및 그 제조방법 |
US5636092A (en) * | 1992-07-31 | 1997-06-03 | Matsushita Electric Industrial Co., Ltd. | Magnetic head having chromium nitride protective film for use in magnetic recording and/or reproducing apparatus and method of manufacturing the same |
EP0585782A3 (en) * | 1992-08-31 | 1994-05-18 | Aichi Steel Works Ltd | Composite magnetic component and method of manufacturing the same |
JP3279399B2 (ja) * | 1992-09-14 | 2002-04-30 | アルプス電気株式会社 | Fe基軟磁性合金の製造方法 |
US5485332A (en) * | 1992-11-30 | 1996-01-16 | Minebea Co., Ltd. | Floating magnetic head having a chamfered magnetic head core |
DE69323480T2 (de) * | 1992-12-14 | 1999-06-24 | Minebea Co. Ltd., Kitasaku, Nagano | Schwebender Magnetkopf |
US5411813A (en) * | 1993-04-08 | 1995-05-02 | Eastman Kodak Company | Ferhgasi soft magnetic materials for inductive magnetic heads |
JP3231149B2 (ja) * | 1993-07-30 | 2001-11-19 | アルプス電気株式会社 | ノイズフィルタ |
JP2961034B2 (ja) * | 1993-09-16 | 1999-10-12 | アルプス電気株式会社 | 磁気ヘッド |
US5935347A (en) * | 1993-12-28 | 1999-08-10 | Alps Electric Co., Ltd. | FE-base soft magnetic alloy and laminated magnetic core by using the same |
JPH09256122A (ja) * | 1996-03-19 | 1997-09-30 | Unitika Ltd | Fe系非晶質合金 |
JP4212428B2 (ja) * | 2003-08-13 | 2009-01-21 | Tdk株式会社 | 薄膜磁気ヘッド |
US20070253103A1 (en) * | 2006-04-27 | 2007-11-01 | Heraeus, Inc. | Soft magnetic underlayer in magnetic media and soft magnetic alloy based sputter target |
CN101549360B (zh) * | 2009-04-03 | 2010-08-25 | 北京工业大学 | 一种高硼铸造合金导卫及其热处理方法 |
CN109365241B (zh) * | 2018-08-31 | 2022-09-06 | 北京曙光航空电气有限责任公司 | 一种氧化镁薄膜转换涂液制备和使用方法 |
CN112921244B (zh) * | 2021-01-22 | 2021-11-23 | 中国科学院合肥物质科学研究院 | 一种兼具高阻尼和零磁致伸缩特性的Fe-Ga基合金及其制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812120A (ja) * | 1981-07-10 | 1983-01-24 | Sony Corp | 磁気ヘツドの製造方法 |
JPS5828341A (ja) * | 1981-07-20 | 1983-02-19 | Fuji Xerox Co Ltd | 誘電体フイルムの接合方法 |
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 |
US4483724A (en) * | 1982-09-27 | 1984-11-20 | Allied Corporation | Iron-boron solid solution alloys having high saturation magnetization and low magnetostriction |
JPS6074104A (ja) * | 1983-09-29 | 1985-04-26 | Alps Electric Co Ltd | デジタル用磁気ヘツド |
DE3465661D1 (en) * | 1983-11-02 | 1987-10-01 | Hitachi Ltd | Ferromagnetic material, ferromagnetic laminate and magnetic head |
KR940004986B1 (ko) * | 1984-08-27 | 1994-06-09 | 가부시기가이샤 히다찌세이사꾸쇼 | 자성막의 제조방법 및 그것을 사용한 자기헤드 |
US4748000A (en) * | 1985-04-11 | 1988-05-31 | Sony Corporation | Soft magnetic thin film |
JP2516908B2 (ja) * | 1985-10-28 | 1996-07-24 | 松下電器産業株式会社 | 磁性ヘッドとその製造方法 |
-
1988
- 1988-07-23 KR KR8809324A patent/KR920005044B1/ko not_active IP Right Cessation
- 1988-07-25 EP EP88111983A patent/EP0300511B1/de not_active Expired - Lifetime
- 1988-07-25 US US07/223,843 patent/US4918555A/en not_active Expired - Fee Related
- 1988-07-25 DE DE8888111983T patent/DE3879305T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR890002821A (ko) | 1989-04-11 |
KR920005044B1 (en) | 1992-06-25 |
DE3879305T2 (de) | 1993-06-24 |
US4918555A (en) | 1990-04-17 |
EP0300511A2 (de) | 1989-01-25 |
EP0300511A3 (en) | 1990-03-07 |
EP0300511B1 (de) | 1993-03-17 |
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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 |