ES416526A1 - Perfeccionamiento en dispositivos de cabezas magneticas. - Google Patents

Perfeccionamiento en dispositivos de cabezas magneticas.

Info

Publication number
ES416526A1
ES416526A1 ES416526A ES416526A ES416526A1 ES 416526 A1 ES416526 A1 ES 416526A1 ES 416526 A ES416526 A ES 416526A ES 416526 A ES416526 A ES 416526A ES 416526 A1 ES416526 A1 ES 416526A1
Authority
ES
Spain
Prior art keywords
substrate
heads
layer
common
primary
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
Application number
ES416526A
Other languages
English (en)
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.)
Compagnie Internationale pour lInformatique
Original Assignee
Compagnie Internationale pour lInformatique
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 Compagnie Internationale pour lInformatique filed Critical Compagnie Internationale pour lInformatique
Publication of ES416526A1 publication Critical patent/ES416526A1/es
Expired 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
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
    • G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
ES416526A 1972-07-03 1973-07-03 Perfeccionamiento en dispositivos de cabezas magneticas. Expired ES416526A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223938A FR2191186B1 (es) 1972-07-03 1972-07-03

Publications (1)

Publication Number Publication Date
ES416526A1 true ES416526A1 (es) 1976-06-01

Family

ID=9101237

Family Applications (1)

Application Number Title Priority Date Filing Date
ES416526A Expired ES416526A1 (es) 1972-07-03 1973-07-03 Perfeccionamiento en dispositivos de cabezas magneticas.

Country Status (9)

Country Link
US (1) US3846841A (es)
BE (1) BE801185A (es)
DE (1) DE2333813C3 (es)
ES (1) ES416526A1 (es)
FR (1) FR2191186B1 (es)
GB (1) GB1431996A (es)
HU (1) HU169337B (es)
IT (1) IT991645B (es)
NL (1) NL163648C (es)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908194A (en) * 1974-08-19 1975-09-23 Ibm Integrated magnetoresistive read, inductive write, batch fabricated magnetic head
JPS51117020A (en) * 1975-04-07 1976-10-14 Hitachi Ltd Magnetic head and production method of it
FR2315139A1 (fr) * 1975-06-19 1977-01-14 Cii Nouvelle structure de tete magnetique integree
US4092688A (en) * 1975-07-31 1978-05-30 Matsushita Electric Industrial Co. Ltd. Multi-track thin film magnetic head
FR2350697A1 (fr) * 1976-05-06 1977-12-02 Cii Structure perfectionnee de circuits multicouches
FR2384315A1 (fr) * 1977-03-18 1978-10-13 Cii Honeywell Bull Plate-forme comportant au moins un transducteur integre et procede de fabrication de ladite plate-forme
DE2721452A1 (de) * 1977-05-12 1978-11-16 Siemens Ag Integrierte magnetkopfstruktur und verfahren zu ihrer herstellung
GB2003647B (en) * 1977-09-02 1982-05-06 Magnex Corp Thin film magnetic recording heads
US4195323A (en) * 1977-09-02 1980-03-25 Magnex Corporation Thin film magnetic recording heads
US4219853A (en) * 1978-12-21 1980-08-26 International Business Machines Corporation Read/write thin film head
US4190872A (en) * 1978-12-21 1980-02-26 International Business Machines Corporation Thin film inductive transducer
FR2450494A1 (fr) * 1979-02-27 1980-09-26 Cii Honeywell Bull Procede de generation d'un champ d'induction magnetique dans un milieu magnetique
FR2453463A2 (fr) * 1979-04-06 1980-10-31 Cii Honeywell Bull Procede de generation d'un champ d'induction magnetique dans un milieu magnetique
NL7908611A (nl) * 1979-11-28 1981-07-01 Philips Nv Geintegreerde magneetkopconstructie.
NL7908713A (nl) * 1979-12-03 1980-03-31 Philips Nv Magneetkopconstructie.
US4298899A (en) * 1979-12-17 1981-11-03 International Business Machines Corporation Magnetic head assembly with ferrite core
US4458279A (en) * 1981-03-23 1984-07-03 Magnex Corporation Thin film transducer and method of making same
US4439793A (en) * 1981-10-22 1984-03-27 Fuji Photo Film Co., Ltd. Thin film head array
JPS5977617A (ja) * 1982-10-25 1984-05-04 Sony Corp 薄膜磁気ヘツドの製造方法
US4589042A (en) * 1983-06-27 1986-05-13 International Business Machines Corporation Composite thin film transducer head
US4685005A (en) * 1983-07-18 1987-08-04 International Business Machines Corporation Two-module-read, read-after-write, bi-directional tape drive
US4631613A (en) * 1984-04-16 1986-12-23 Eastman Kodak Company Thin film head having improved saturation magnetization
JPH0450562Y2 (es) * 1985-04-03 1992-11-30
CA2115394A1 (en) * 1994-02-10 1995-08-11 Fong-Jei Lin Slider for miniature transducer
JPH10501091A (ja) * 1995-03-24 1998-01-27 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 磁気ヘッドと磁気ヘッドの位置を制御するシステム
WO1997033274A1 (en) * 1996-03-08 1997-09-12 Philips Electronics N.V. Multichannel magnetic head
US6570740B1 (en) * 2000-08-21 2003-05-27 Hewlett-Packard Development Company, L.P. Tape guide with wear resistant coating
US20050259353A1 (en) * 2004-05-18 2005-11-24 Exabyte Corporation Multi-plane thin-film heads
US20050264933A1 (en) * 2004-05-28 2005-12-01 Ning Shi Magnetic recording head with reduced thermally induced protrusion
US7405907B2 (en) * 2004-08-03 2008-07-29 O-Mass As Adjacent magnetoresistive read head and method for obtaining position error signal
US7751148B1 (en) 2006-03-27 2010-07-06 Oracle America, Inc. Multi-level, multi-track magnetic recording head
US7656610B1 (en) * 2006-03-27 2010-02-02 Storage Technology Corporation Bi-directional magnetic recording head built on a common substrate
US8351152B2 (en) * 2009-08-25 2013-01-08 International Business Machines Corporation Magnetic writer structures formed using post-deposition tilting
US8240024B2 (en) 2009-08-25 2012-08-14 International Business Machines Corporation Methods for fabricating magnetic transducers using post-deposition tilting
US8416537B2 (en) * 2009-11-06 2013-04-09 International Business Machines Corporation Recording head with tilted orientation

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
US3549825A (en) * 1967-09-18 1970-12-22 Ncr Co Magnetic transducer with planar spiral coil extending into the gap
US3564558A (en) * 1968-08-26 1971-02-16 Sperry Rand Corp High-density magnetic recording scheme
US3611417A (en) * 1969-07-30 1971-10-05 Sperry Rand Corp High-density magnetic recording method
BE758053A (fr) * 1969-10-28 1971-04-01 Commissariat Energie Atomique Tete magnetique integree et procede de fabrication de ladite tete
US3700827A (en) * 1970-01-31 1972-10-24 Nippon Electric Co Magnetic head including thin magnetic film separated by a gap spacer
US3639699A (en) * 1970-02-27 1972-02-01 Gen Electric Magnetic transducer having a composite magnetic core structure

Also Published As

Publication number Publication date
GB1431996A (en) 1976-04-14
NL7309180A (es) 1974-01-07
NL163648B (nl) 1980-04-15
HU169337B (es) 1976-11-28
DE2333813B2 (de) 1978-07-06
DE2333813A1 (de) 1974-01-24
US3846841A (en) 1974-11-05
FR2191186A1 (es) 1974-02-01
DE2333813C3 (de) 1979-03-15
NL163648C (nl) 1980-09-15
BE801185A (fr) 1973-10-15
FR2191186B1 (es) 1976-01-16
IT991645B (it) 1975-08-30

Similar Documents

Publication Publication Date Title
ES416526A1 (es) Perfeccionamiento en dispositivos de cabezas magneticas.
ATE21315T1 (de) Durchsichtiger elektromagnetischer schirm und dessen herstellungsverfahren.
SE8303488L (sv) Elektriska kretsanordningar
DE3066718D1 (en) A thick film copper conductor composition and a dielectric substrate having a thin layer of the composition bonded thereto
ES385715A1 (es) Un metodo de aislar un articulo transparente electricamenteconductor.
IT8322982A0 (it) Dispositivo elettronico includente una piastrina comprendente un substrato ed una struttura di collegamento elettrico formata su una superfice maggiore del substrato e costituita da unapellicola elettricamente isolante e da uno strato di collegamento metallico.
ATE93118T1 (de) Elektronische module hoher dichte, verfahren und erzeugnis.
IT1084172B (it) Procedimento e composizione per il rivestimento di un substrato elettricamente conduttore
GB1360448A (en) Electromagnetic transducer assembly and method of making such an assembly
JPS5692634A (en) Input device for transparent piezoelectric coordinate
GB1152809A (en) Electric Circuit Assembly
ES489178A1 (es) Procedimiento para la fabricacion de un condensador estrati-ficado electrico regenerable
GB1502851A (en) Machine and method for manufacturing insulation modules for lined enclosures
JPS56117322A (en) Thin-film magnetic head
JPS57113411A (en) Thin-film head
JPS5560917A (en) Liquid crystal display device
GB1014752A (en) Improvements in or relating to thin film magnetic members
IT1192783B (it) Procedimento per rivestire elettroliticamente substrati conduttori con films protettivi di tipo polios sifenilenico aventi elevata flessibilita ed aderenza
US2380080A (en) Rectifier
JPS5664885A (en) Thermosensitive head
JP2750711B2 (ja) 集積回路
JPS56138946A (en) Semiconductor device
GB651946A (en) Improvements in and relating to apparatus for equalizing electric potentials at adjacent points on the earth's surface
US3156891A (en) Attaching wire leads to thin films plated with semiconductor compounds
US2817047A (en) Dry contact rectifiers