NL8701664A - Dunne film magneetkop met inductief overdrachtselement. - Google Patents

Dunne film magneetkop met inductief overdrachtselement. Download PDF

Info

Publication number
NL8701664A
NL8701664A NL8701664A NL8701664A NL8701664A NL 8701664 A NL8701664 A NL 8701664A NL 8701664 A NL8701664 A NL 8701664A NL 8701664 A NL8701664 A NL 8701664A NL 8701664 A NL8701664 A NL 8701664A
Authority
NL
Netherlands
Prior art keywords
magnetic
transfer element
layer
magnetic head
thin film
Prior art date
Application number
NL8701664A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8701664A priority Critical patent/NL8701664A/nl
Priority to JP63171713A priority patent/JPS6430014A/ja
Priority to US07/218,010 priority patent/US4937227A/en
Priority to EP88201489A priority patent/EP0300558A1/fr
Priority to KR1019880008675A priority patent/KR890002820A/ko
Priority to CN88104818A priority patent/CN1030661A/zh
Publication of NL8701664A publication Critical patent/NL8701664A/nl

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
    • 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
    • G11B5/312—Details for reducing flux leakage between the electrical coil layers and the magnetic cores or poles or between the magnetic cores or poles
    • G11B5/3123—Details for reducing flux leakage between the electrical coil layers and the magnetic cores or poles or between the magnetic cores or poles by using special coil configurations or conductors
    • G11B5/3126—Details for reducing flux leakage between the electrical coil layers and the magnetic cores or poles or between the magnetic cores or poles by using special coil configurations or conductors using superconductors
    • 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
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/70—High TC, above 30 k, superconducting device, article, or structured stock
    • Y10S505/701—Coated or thin film device, i.e. active or passive

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
NL8701664A 1987-07-15 1987-07-15 Dunne film magneetkop met inductief overdrachtselement. NL8701664A (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL8701664A NL8701664A (nl) 1987-07-15 1987-07-15 Dunne film magneetkop met inductief overdrachtselement.
JP63171713A JPS6430014A (en) 1987-07-15 1988-07-08 Thin film magnetic head having inductive conversion element
US07/218,010 US4937227A (en) 1987-07-15 1988-07-12 Thin-film magnetic head including an inductive transducing element
EP88201489A EP0300558A1 (fr) 1987-07-15 1988-07-12 Tête magnétique en films minces comprenant un élément inductif de transduction
KR1019880008675A KR890002820A (ko) 1987-07-15 1988-07-13 유도변환 소자를 구비하는 박막 자기헤드
CN88104818A CN1030661A (zh) 1987-07-15 1988-07-15 具有感性换能元件的薄膜磁头

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8701664A NL8701664A (nl) 1987-07-15 1987-07-15 Dunne film magneetkop met inductief overdrachtselement.
NL8701664 1987-07-15

Publications (1)

Publication Number Publication Date
NL8701664A true NL8701664A (nl) 1989-02-01

Family

ID=19850314

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8701664A NL8701664A (nl) 1987-07-15 1987-07-15 Dunne film magneetkop met inductief overdrachtselement.

Country Status (6)

Country Link
US (1) US4937227A (fr)
EP (1) EP0300558A1 (fr)
JP (1) JPS6430014A (fr)
KR (1) KR890002820A (fr)
CN (1) CN1030661A (fr)
NL (1) NL8701664A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2622341A1 (fr) * 1987-10-27 1989-04-28 Thomson Csf Tete magnetique d'enregistrement/lecture comportant un materiau supraconducteur
US5075280A (en) * 1988-11-01 1991-12-24 Ampex Corporation Thin film magnetic head with improved flux concentration for high density recording/playback utilizing superconductors
JPH0316007A (ja) * 1989-03-20 1991-01-24 Hitachi Ltd 磁気記録装置及び磁気ヘツド
US5922663A (en) 1996-10-04 1999-07-13 Rhodia Inc. Enhancement of soil release with gemini surfactants
JP3851870B2 (ja) * 2002-12-27 2006-11-29 株式会社東芝 可変分解能ａ／ｄ変換器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098181A (en) * 1960-08-29 1963-07-16 Bell Telephone Labor Inc Magnetic circuit using superconductor properties
US3214679A (en) * 1964-04-13 1965-10-26 Richard K Richards Superconductive transformer system
FR1531172A (fr) * 1966-08-05 1968-06-28 Siemens Ag Transformateur supraconducteur sans noyau de fer
DE1522971A1 (de) * 1967-03-29 1969-10-30 Altenkirch Karl Adolf Gegenstand der Erfindung ist ein Verfahren zur Verbesserung der Dynamik und des Stoerabstandes eines Magnettonkopfes vermittels Schraeganordnung des Spaltes und Verwendung diamagnetischer Stoffe
DE2100090A1 (de) * 1971-01-02 1973-06-07 Assmann Gmbh Wolfgang Magnetkopf fuer aufnahme und/oder wiedergabe
DE2857725C2 (de) * 1977-12-13 1984-10-11 Fujitsu Ltd., Kawasaki, Kanagawa Verfahren zum Herstellen einer Dünnschichtspule
SU705509A1 (ru) * 1978-06-05 1979-12-25 Предприятие П/Я А-3759 Магнитна головка
JPS56127913A (en) * 1980-03-10 1981-10-07 Nec Corp Thin-film magnetic head
JPS60154315A (ja) * 1984-01-20 1985-08-14 Sanyo Electric Co Ltd 磁気ヘツド
JPS6275917A (ja) * 1985-09-27 1987-04-07 Hitachi Ltd 薄膜磁気ヘツド
JPS62162213A (ja) * 1986-01-10 1987-07-18 Citizen Watch Co Ltd 薄膜磁気ヘツド
JPS62256209A (ja) * 1986-04-28 1987-11-07 Tdk Corp 薄膜磁気ヘツド

Also Published As

Publication number Publication date
US4937227A (en) 1990-06-26
EP0300558A1 (fr) 1989-01-25
JPS6430014A (en) 1989-01-31
KR890002820A (ko) 1989-04-11
CN1030661A (zh) 1989-01-25

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Legal Events

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A1B A search report has been drawn up
BV The patent application has lapsed