DE69203029D1 - Magnetische Struktur. - Google Patents
Magnetische Struktur.Info
- Publication number
- DE69203029D1 DE69203029D1 DE69203029T DE69203029T DE69203029D1 DE 69203029 D1 DE69203029 D1 DE 69203029D1 DE 69203029 T DE69203029 T DE 69203029T DE 69203029 T DE69203029 T DE 69203029T DE 69203029 D1 DE69203029 D1 DE 69203029D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic structure
- magnetic
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers
- H01F10/30—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers characterised by the composition of the intermediate layers, e.g. seed, buffer, template, diffusion preventing, cap layers
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate 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
- 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
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/11—Magnetic recording head
- Y10T428/1171—Magnetic recording head with defined laminate structural detail
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3119083A JP2601056B2 (ja) | 1991-04-24 | 1991-04-24 | 軟磁性膜材料構造体および磁気ヘッド |
JP11908491A JPH04324104A (ja) | 1991-04-24 | 1991-04-24 | 磁気ヘッド用磁気コア |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69203029D1 true DE69203029D1 (de) | 1995-07-27 |
DE69203029T2 DE69203029T2 (de) | 1995-11-30 |
Family
ID=26456882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69203029T Expired - Lifetime DE69203029T2 (de) | 1991-04-24 | 1992-04-24 | Magnetische Struktur. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5572391A (de) |
EP (1) | EP0510699B1 (de) |
DE (1) | DE69203029T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8611043B2 (en) | 2011-06-02 | 2013-12-17 | International Business Machines Corporation | Magnetic head having polycrystalline coating |
US8611044B2 (en) | 2011-06-02 | 2013-12-17 | International Business Machines Corporation | Magnetic head having separate protection for read transducers and write transducers |
US8837082B2 (en) | 2012-04-27 | 2014-09-16 | International Business Machines Corporation | Magnetic recording head having quilted-type coating |
US9036297B2 (en) | 2012-08-31 | 2015-05-19 | International Business Machines Corporation | Magnetic recording head having protected reader sensors and near zero recession writer poles |
US8780496B2 (en) | 2012-09-21 | 2014-07-15 | International Business Machines Corporation | Device such as magnetic head having hardened dielectric portions |
US9837103B1 (en) * | 2016-05-16 | 2017-12-05 | International Business Machines Corporation | Polycrystalline dielectric coating for cobalt iron alloy thin films |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3014718A1 (de) * | 1980-04-17 | 1981-10-22 | Ibm Deutschland Gmbh, 7000 Stuttgart | Mehrschichtige magnetische duennfilmplatte mit kunstharzschicht sowie verfahren zur herstellung derselben |
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 |
JPS60138730A (ja) * | 1983-12-27 | 1985-07-23 | Kyocera Corp | 磁気デイスク用基板 |
US4819113A (en) * | 1984-03-29 | 1989-04-04 | Sony Corporation | Magnetic transducer head with inclined magnetic gap |
JPS60229233A (ja) * | 1984-04-27 | 1985-11-14 | Sumitomo Special Metals Co Ltd | 磁気ディスク用基板の製造方法 |
JPS61126606A (ja) * | 1984-11-22 | 1986-06-14 | Alps Electric Co Ltd | 垂直磁気記録用磁気ヘツド |
DE68915569T2 (de) * | 1988-02-25 | 1994-09-29 | Nippon Mining Co | Unmagnetisches Substrat eines Magnetkopfs, Magnetkopf und Substratherstellungsverfahren. |
JPH02257404A (ja) * | 1988-05-13 | 1990-10-18 | Citizen Watch Co Ltd | Mig方式磁気ヘッド |
US5038242A (en) * | 1988-05-13 | 1991-08-06 | Citizen Watch Co., Ltd. | Magnetic head containing a barrier layer |
JPH01312712A (ja) * | 1988-06-10 | 1989-12-18 | Alps Electric Co Ltd | 磁気ヘッド |
EP0380136B1 (de) * | 1989-01-26 | 1995-01-04 | Fuji Photo Film Co., Ltd. | Weichmagnetischer dünner Film, Verfahren zu seiner Herstellung und Magnetkopf |
DE69011066T2 (de) * | 1989-12-29 | 1995-03-16 | Sony Corp | Weichmagnetische dünne Filme auf Fe-N-Basis und solche Filme verwendender Magnetkopf. |
JP2720607B2 (ja) * | 1990-03-02 | 1998-03-04 | 株式会社日立製作所 | 表示装置、階調表示方法及び駆動回路 |
-
1992
- 1992-04-24 DE DE69203029T patent/DE69203029T2/de not_active Expired - Lifetime
- 1992-04-24 EP EP92107074A patent/EP0510699B1/de not_active Expired - Lifetime
-
1993
- 1993-11-22 US US08/155,185 patent/US5572391A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5572391A (en) | 1996-11-05 |
DE69203029T2 (de) | 1995-11-30 |
EP0510699B1 (de) | 1995-06-21 |
EP0510699A3 (en) | 1993-05-12 |
EP0510699A2 (de) | 1992-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R071 | Expiry of right |
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