JPS5123169B1 - - Google Patents

Info

Publication number
JPS5123169B1
JPS5123169B1 JP46046904A JP4690471A JPS5123169B1 JP S5123169 B1 JPS5123169 B1 JP S5123169B1 JP 46046904 A JP46046904 A JP 46046904A JP 4690471 A JP4690471 A JP 4690471A JP S5123169 B1 JPS5123169 B1 JP S5123169B1
Authority
JP
Japan
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.)
Pending
Application number
JP46046904A
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 filed Critical
Publication of JPS5123169B1 publication Critical patent/JPS5123169B1/ja
Pending 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
    • G11B5/17—Construction or disposition of windings
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109—Details
    • G11B5/313—Disposition of 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
    • Y10T29/49036—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
    • Y10T29/49064—Providing winding by coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP46046904A 1970-06-30 1971-06-29 Pending JPS5123169B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5118670A 1970-06-30 1970-06-30

Publications (1)

Publication Number Publication Date
JPS5123169B1 true JPS5123169B1 (ja) 1976-07-15

Family

ID=21969839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46046904A Pending JPS5123169B1 (ja) 1970-06-30 1971-06-29

Country Status (6)

Country Link
US (1) US3662119A (ja)
JP (1) JPS5123169B1 (ja)
CA (1) CA936956A (ja)
DE (1) DE2132042A1 (ja)
FR (1) FR2099919A5 (ja)
GB (1) GB1321133A (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1349061A (en) * 1970-11-07 1974-03-27 Int Computers Ltd Strip magnetic heads transducer arrangements
US3986210A (en) * 1973-02-20 1976-10-12 Matsushita Electric Industrial Co., Ltd. Magnetic head device using printed circuit techniques
DE2721452A1 (de) * 1977-05-12 1978-11-16 Siemens Ag Integrierte magnetkopfstruktur und verfahren zu ihrer herstellung
JPS57123516A (en) * 1981-01-23 1982-08-02 Matsushita Electric Ind Co Ltd Thin-film magnetic head
JPH0664709B2 (ja) * 1984-01-26 1994-08-22 キヤノン株式会社 薄膜磁気ヘツド
NL8501144A (nl) * 1985-04-19 1986-11-17 Philips Nv Magnetische overdrachtskop.
US4985985A (en) * 1987-07-01 1991-01-22 Digital Equipment Corporation Solenoidal thin film read/write head for computer mass storage device and method of making same
US4972287A (en) * 1987-07-01 1990-11-20 Digital Equipment Corp. Having a solenoidal energizing coil
US5059278A (en) * 1990-09-28 1991-10-22 Seagate Technology Selective chemical removal of coil seed-layer in thin film head magnetic transducer
US5452165A (en) * 1994-03-16 1995-09-19 International Business Machines Corporation Close packed magnetic head linear array
FR2726931B1 (fr) * 1994-11-16 1996-12-06 Commissariat Energie Atomique Tete magnetique verticale a bobinage integre et son procede de realisation
US5621594A (en) * 1995-02-17 1997-04-15 Aiwa Research And Development, Inc. Electroplated thin film conductor coil assembly
US6195232B1 (en) 1995-08-24 2001-02-27 Torohead, Inc. Low-noise toroidal thin film head with solenoidal coil
US5703740A (en) * 1995-08-24 1997-12-30 Velocidata, Inc. Toroidal thin film head
US6122149A (en) * 1997-06-24 2000-09-19 Seagate Technology, Inc. Magnetic microactuator and inductive sensor having shaped pole configuration
US6275354B1 (en) * 1998-01-21 2001-08-14 Read-Rite Corporation Magnetic head with a toroidal coil encompassing only one yoke layer
FR2774797B1 (fr) * 1998-02-11 2000-03-10 Commissariat Energie Atomique Procede de realisation d'un ensemble a plusieurs tetes magnetiques et ensemble a tetes multiples obtenu par ce procede
US6819527B1 (en) * 2000-03-23 2004-11-16 Hitachi Global Storage Technologies, Inc. Magnetic head with lower coil traces connected to integrally formed vertical interconnects and upper coil traces through plural insulating layer arrangement
US20040085684A1 (en) * 2002-11-05 2004-05-06 Basra Vijay K. Magnetic read/write head
US7978429B2 (en) * 2006-09-19 2011-07-12 International Business Machines Corporation Low track pitch write module and bidirectional tape head
US20080068750A1 (en) * 2006-09-19 2008-03-20 International Business Machines Corporation Planar Write Module And Hybrid Planar Write-Vertical Read Bidirectional Tape Head
US20080068752A1 (en) * 2006-09-19 2008-03-20 International Business Machines Corporation Planar Bidirectional Tape Head With Planar Read And Write Elements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344237A (en) * 1967-09-26 Desposited film transducing apparatus and method op producing the apparatus
US2978545A (en) * 1956-10-15 1961-04-04 Mc Graw Edison Co Magnetic playback heads
US2933721A (en) * 1957-05-22 1960-04-19 Ibm Gated magnetic recording head
DE1541822B2 (de) * 1966-08-18 1970-09-17 Siemens AG, 1000 Berlin u. 8000 München Spulenschwinger für Lichtstrahloszillographen·
US3480935A (en) * 1966-09-07 1969-11-25 Honeywell Inc Electromagnetic transducer having a variable gap width for recording and checking said recording
FR1524322A (fr) * 1967-03-30 1968-05-10 Radiotechnique Coprim Rtc Procédé de fabrication d'inductance, notamment pour circuits intégrés, et inductance obtenue
US3549825A (en) * 1967-09-18 1970-12-22 Ncr Co Magnetic transducer with planar spiral coil extending into the gap

Also Published As

Publication number Publication date
US3662119A (en) 1972-05-09
GB1321133A (en) 1973-06-20
CA936956A (en) 1973-11-13
FR2099919A5 (ja) 1972-03-17
DE2132042A1 (de) 1972-01-05

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