DE3680449D1 - Geschichtete magnetische filmstruktur, verfahren zu deren herstellung und magnetkopf mit diesen strukturen. - Google Patents

Geschichtete magnetische filmstruktur, verfahren zu deren herstellung und magnetkopf mit diesen strukturen.

Info

Publication number
DE3680449D1
DE3680449D1 DE8686307722T DE3680449T DE3680449D1 DE 3680449 D1 DE3680449 D1 DE 3680449D1 DE 8686307722 T DE8686307722 T DE 8686307722T DE 3680449 T DE3680449 T DE 3680449T DE 3680449 D1 DE3680449 D1 DE 3680449D1
Authority
DE
Germany
Prior art keywords
structures
production
film structure
layered
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 - Lifetime
Application number
DE8686307722T
Other languages
English (en)
Inventor
Kazuhiro Saito
Taiich Mori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eneos Corp
Original Assignee
Nippon Mining Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Mining Co Ltd filed Critical Nippon Mining Co Ltd
Application granted granted Critical
Publication of DE3680449D1 publication Critical patent/DE3680449D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B5/3109—Details
    • G11B5/313—Disposition of 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
    • 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
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/14—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel
    • H01F10/142—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel containing Si
    • H01F10/145—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel containing Si containing Al, e.g. SENDUST
    • 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
    • H01F10/265—Magnetic multilayers non exchange-coupled
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/18—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by cathode sputtering
    • 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
    • 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
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Heads (AREA)
  • Physical Vapour Deposition (AREA)
DE8686307722T 1985-10-07 1986-10-07 Geschichtete magnetische filmstruktur, verfahren zu deren herstellung und magnetkopf mit diesen strukturen. Expired - Lifetime DE3680449D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22341585 1985-10-07

Publications (1)

Publication Number Publication Date
DE3680449D1 true DE3680449D1 (de) 1991-08-29

Family

ID=16797784

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686307722T Expired - Lifetime DE3680449D1 (de) 1985-10-07 1986-10-07 Geschichtete magnetische filmstruktur, verfahren zu deren herstellung und magnetkopf mit diesen strukturen.

Country Status (5)

Country Link
US (2) US4894742A (de)
EP (1) EP0220012B1 (de)
JP (1) JPS62188206A (de)
CN (1) CN1006831B (de)
DE (1) DE3680449D1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0258714A (ja) * 1988-08-23 1990-02-27 Nippon Mining Co Ltd 磁気ヘッド
JPH02121309A (ja) * 1988-10-31 1990-05-09 Matsushita Electric Ind Co Ltd Ｆｅ−Ｓｉ−Ａｌ磁芯の製造法及びそれを用いた磁気ヘッド
JPH02201714A (ja) * 1989-01-31 1990-08-09 Pioneer Electron Corp 磁気ヘッド
CA2009504A1 (en) * 1989-02-10 1990-08-10 Hideki Yoshikawa Magnetic head and process for producing same
JPH02257410A (ja) * 1989-03-30 1990-10-18 Canon Inc 薄膜磁気ヘッド
US5156909A (en) * 1989-11-28 1992-10-20 Battelle Memorial Institute Thick, low-stress films, and coated substrates formed therefrom, and methods for making same
JPH03266206A (ja) * 1990-03-15 1991-11-27 Toshiba Corp 磁気ヘッド及びその製造方法
JPH0830260B2 (ja) * 1990-08-22 1996-03-27 アネルバ株式会社 真空処理装置
US5430805A (en) * 1990-12-27 1995-07-04 Chain Reactions, Inc. Planar electromagnetic transducer
US5267107A (en) * 1991-06-28 1993-11-30 Seagate Technology, Inc. Laminated magnetic transducer
JPH05209263A (ja) * 1992-01-13 1993-08-20 Nec Corp スパッタ合金膜の製造方法及びその装置
JPH05325135A (ja) * 1992-05-25 1993-12-10 Matsushita Electric Ind Co Ltd 薄膜型磁気ヘッド
KR950702064A (ko) * 1992-06-16 1995-05-17 린다에스 스티븐슨 큰 자기저항을 갖는 하나의 필름 합금(giant magnetoresistamce single film alloys)
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 Schwebender Magnetkopf
US5519556A (en) * 1992-12-14 1996-05-21 Sony Corporation Magnetic head having separate fusion glass and laminating glass with a track adjustment groove in a magnetic core block
ES2123647T3 (es) * 1993-04-29 1999-01-16 Chain Reactions Inc Transductor electromagnetico plano.
JP2961034B2 (ja) * 1993-09-16 1999-10-12 アルプス電気株式会社 磁気ヘッド
DE4443530A1 (de) * 1993-12-16 1995-06-22 Basf Magnetics Gmbh Magnetisches Aufzeichnungsmedium und Verfahren zur Herstellung desselben
EP0694908A1 (de) * 1994-06-30 1996-01-31 Eastman Kodak Company Magnetkopf mit diffusionsgeschweisstem Gap und laminiertem, diffusionsverschweisstem Kern
TW345659B (en) * 1994-11-03 1998-11-21 Ibm Slider/suspension design for improved crown sensitivity
US6288870B1 (en) 1998-01-13 2001-09-11 Quantum Corporation Self-aligned metal film core multi-channel recording head for tape drives
CN100509253C (zh) * 2003-04-01 2009-07-08 纳米钢公司 焊接物的受控热膨胀以提高韧性
JP4539282B2 (ja) * 2004-04-16 2010-09-08 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体用ディスク基板及びそれを用いた垂直磁気記録媒体
US20060210837A1 (en) * 2004-04-16 2006-09-21 Fuji Electric Device Method of plating on a glass base plate, a method of manufacturing a disk substrate for a perpendicular magnetic recording medium, a disk substrate for a perpendicular magnetic recording medium, and a perpendicular magnetic recording medium
JP4475026B2 (ja) * 2004-06-11 2010-06-09 富士電機デバイステクノロジー株式会社 無電解めっき方法、磁気記録媒体および磁気記録装置
JP4479528B2 (ja) * 2004-07-27 2010-06-09 富士電機デバイステクノロジー株式会社 ガラス基体へのめっき方法、そのめっき方法を用いる磁気記録媒体用ディスク基板の製造方法及び垂直磁気記録媒体の製造方法
JP4479571B2 (ja) * 2005-04-08 2010-06-09 富士電機デバイステクノロジー株式会社 磁気記録媒体の製造方法
JP5231573B2 (ja) * 2008-12-26 2013-07-10 キヤノンアネルバ株式会社 スパッタ装置及び磁気記憶媒体の製造方法
JP5471612B2 (ja) * 2009-06-22 2014-04-16 日立金属株式会社 圧電性薄膜素子の製造方法及び圧電薄膜デバイスの製造方法
CN102903425B (zh) * 2012-10-12 2015-09-30 北矿磁材科技股份有限公司 一种nfc设备用薄膜材料及其制备方法与应用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324531A (en) * 1978-06-12 1982-04-13 Oy E. Sarlin Ab Guide apparatus for a submersible pump
US4324631A (en) * 1979-07-23 1982-04-13 Spin Physics, Inc. Magnetron sputtering of magnetic materials
JPS5848218A (ja) * 1981-09-17 1983-03-22 Nippon Electric Glass Co Ltd 磁気ヘッド用部材
JPS58100412A (ja) * 1981-12-10 1983-06-15 Sony Corp 軟質磁性材料の製法
US4525262A (en) * 1982-01-26 1985-06-25 Materials Research Corporation Magnetron reactive bias sputtering method and apparatus
JPS58141479A (ja) * 1982-02-15 1983-08-22 Canon Inc カセツト
JPS58189816A (ja) * 1982-04-30 1983-11-05 Tohoku Metal Ind Ltd 磁気ヘツド
JPS58215013A (ja) * 1982-06-08 1983-12-14 Yoshifumi Sakurai 垂直磁化膜の製造方法
JPS5930227A (ja) * 1982-08-10 1984-02-17 Matsushita Electric Ind Co Ltd 磁気ヘツドの製造方法
JPS59140622A (ja) * 1983-01-31 1984-08-13 Nec Home Electronics Ltd 磁気ヘツドコアの製造方法
JPS59142716A (ja) * 1983-02-04 1984-08-16 Hitachi Ltd 磁気ヘツドおよびその製造方法
JPS607605A (ja) * 1983-06-24 1985-01-16 Pioneer Electronic Corp 磁気ヘツド
US4705613A (en) * 1984-04-16 1987-11-10 Eastman Kodak Company Sputtering method of making thin film head having improved saturation magnetization
US4631613A (en) * 1984-04-16 1986-12-23 Eastman Kodak Company Thin film head having improved saturation magnetization
JPS60220913A (ja) * 1984-04-18 1985-11-05 Sony Corp 磁性薄膜
JPS60220914A (ja) * 1984-04-18 1985-11-05 Sony Corp 磁性薄膜

Also Published As

Publication number Publication date
EP0220012A2 (de) 1987-04-29
EP0220012A3 (en) 1988-10-26
US4894742A (en) 1990-01-16
CN1006831B (zh) 1990-02-14
JPH0466366B2 (de) 1992-10-23
CN86106790A (zh) 1987-07-15
US4846948A (en) 1989-07-11
EP0220012B1 (de) 1991-07-24
JPS62188206A (ja) 1987-08-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: JAPAN ENERGY CORP., TOKIO/TOKYO, JP

8339 Ceased/non-payment of the annual fee