KR890002914A - 박막 변압기 및 자기 헤드 - Google Patents

박막 변압기 및 자기 헤드 Download PDF

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Publication number
KR890002914A
KR890002914A KR1019880008677A KR880008677A KR890002914A KR 890002914 A KR890002914 A KR 890002914A KR 1019880008677 A KR1019880008677 A KR 1019880008677A KR 880008677 A KR880008677 A KR 880008677A KR 890002914 A KR890002914 A KR 890002914A
Authority
KR
South Korea
Prior art keywords
magnetic
thin film
transformer
layer
turn
Prior art date
Application number
KR1019880008677A
Other languages
English (en)
Inventor
찌렌 빅토르
요세푸스 마리아 뤼그로크 야코부스
Original Assignee
이반 밀러 레르너
엔. 브이. 필립스 글로아이람펜파브리켄
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 이반 밀러 레르너, 엔. 브이. 필립스 글로아이람펜파브리켄 filed Critical 이반 밀러 레르너
Publication of KR890002914A publication Critical patent/KR890002914A/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F36/00—Transformers with superconductive windings or with windings operating at cryogenic temperature
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment

Abstract

내용 없음

Description

박막 변압기 및 자기 헤드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명에 따른 변압기의 개략적인 평면도. 제 2 도는 제 1 도에서 화살표 Ⅱ-Ⅱ을 따른 개략적인 단면도. 제 3 도는 제 1 도에서 화살표 Ⅲ-Ⅲ을 따른 개략적인 단면도.

Claims (5)

  1. 자기 요크 및 제 1전기턴 및 제 2 전기턴을 구비하는 변압기에 있어서, 변압기가 박막 기술에 의한 다수의 층으로 구성되며, 제 1 자기 투과층 및 제 2 자기 투과층은 전기 전도층으로부터 형성되는 턴이 연장되는 자기 요크를 구성하며, 한측상의 턴과 다른 측상의 자기 요크 사이의 초전도 재료층이 제공되는 것을 특징으로 하는 변압기.
  2. 제 1 항에 있어서, 전기 전도층이 초전도 재료를 구비하는 것을 특징으로 하는 변압기.
  3. 자기 요크 및 제 1 전기턴 및 제 2 전기턴을 구비하는 변압기에 있어서, 변압기가 박막 기술에 의한 다수의 층으로 구성되며, 제 1 자기 투과층 및 제 2 자기 투과층은 초전도 재료의 전기 전도층으로부터 형성되는 턴이 연장되는 자기 요크를 구성하며, 자기 요크내에서 초전도 재료의 병렬된 턴 사이의 거리가 분리턴층의 폭 에 비하여 더 적도록 구성시킨 것을 특징으로 하는 변압기.
  4. 유도성 변환 요소 및 자기 기록 매체로 변환요소의 자속 결합을 위한 표면을 가지는 박막 자기 헤드가 상기 표면상에 존재하는 변환 갭을 가지는 자기 요크를 구성하는 제 1 자기 투과층 및 제 2 자기 투과층을 구비하며, 변환 갭의 다른 한측상에 연장하는 상기 자기 투과층을 구비하는 박막 변압기에 있어서, 변환 요소를 구성하는 제 1 전기 전도층에 부가하여, 자기 헤드가 제 1 전기 전도층과 함께 하는 제 2 전기 전도층을 가지며, 자기 요크는 청구범위 1,2 또는 3항에 청구된 바와같은 변압기를 구성하는 것을 특징으로 하는 박막 자기 헤드.
  5. 제 4 항에 있어서, 초전도 재료층이 자기 기록 매체로 변환 갭의 자속 결합을 위한 표면까지 변환 갭으로 연장하는 것을 특징으로 하는 박막 자기 헤드.
    ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.
KR1019880008677A 1987-07-15 1988-07-13 박막 변압기 및 자기 헤드 KR890002914A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8701667A NL8701667A (nl) 1987-07-15 1987-07-15 Dunne film transformator en magneetkop voorzien van een dergelijke transformator.
NL8701667 1987-07-15

Publications (1)

Publication Number Publication Date
KR890002914A true KR890002914A (ko) 1989-04-11

Family

ID=19850317

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880008677A KR890002914A (ko) 1987-07-15 1988-07-13 박막 변압기 및 자기 헤드

Country Status (7)

Country Link
US (1) US4927804A (ko)
EP (1) EP0300556A1 (ko)
JP (1) JPS6437004A (ko)
KR (1) KR890002914A (ko)
CN (1) CN1030669A (ko)
DD (1) DD294126A5 (ko)
NL (1) NL8701667A (ko)

Cited By (1)

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KR20210000374A (ko) * 2019-06-25 2021-01-05 삼성중공업 주식회사 액화가스 저장탱크 구조체

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US5463518A (en) * 1987-04-20 1995-10-31 Hitachi, Ltd. Magnetic head and magnetic recording and reproducing apparatus using a superconducting quantum interference device
US5224003A (en) * 1988-06-28 1993-06-29 Matsushita Electric Industrial Co., Ltd. Thin-film magnetic head with lead isolated from upper magnetic block
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
US5072324A (en) * 1990-01-11 1991-12-10 Magnex Corporation Thin film transducer/transformer assembly
US5305168A (en) * 1992-03-05 1994-04-19 Magnex Corporation Thin film transducer suspension assembly with flexuro mounted booster element
US5831800A (en) * 1992-05-05 1998-11-03 Magnex Corporation Miniature transformer for read/write transducer
US5329225A (en) * 1992-11-02 1994-07-12 General Electric Co. Thin film superconductor inductor with shield for high frequency resonant circuit
US5515220A (en) * 1993-12-30 1996-05-07 Alioth; Henry L. Multielement disk-shaped rotary magnetic media scanners for magnetic media player-recorders
KR960704303A (ko) * 1994-05-09 1996-08-31 이데이 노부유키 자기헤드 및 그 제조방법
DE19741302A1 (de) * 1997-09-19 1999-03-25 Inst Halbleiterphysik Gmbh Geometrie für planare Induktivitäten
US7107666B2 (en) * 1998-07-23 2006-09-19 Bh Electronics Method of manufacturing an ultra-miniature magnetic device
US7773340B2 (en) * 1999-02-23 2010-08-10 Advanced Research Corporation Patterned magnetic recording head having a gap pattern with substantially elliptical or substantially diamond-shaped termination pattern
US6269533B2 (en) * 1999-02-23 2001-08-07 Advanced Research Corporation Method of making a patterned magnetic recording head
US6496328B1 (en) * 1999-12-30 2002-12-17 Advanced Research Corporation Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads
US7106544B2 (en) * 2003-05-09 2006-09-12 Advanced Research Corporation Servo systems, servo heads, servo patterns for data storage especially for reading, writing, and recording in magnetic recording tape
US8144424B2 (en) 2003-12-19 2012-03-27 Dugas Matthew P Timing-based servo verify head and magnetic media made therewith
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US20100321824A1 (en) * 2004-02-18 2010-12-23 Dugas Matthew P Magnetic recording head having secondary sub-gaps
JP2007536683A (ja) * 2004-05-04 2007-12-13 アドバンスト・リサーチ・コーポレーション 任意形状のギャップ・パターンのための集積型薄膜サブギャップ／サブ磁極構造、磁気記録ヘッド、及びその製造方法
WO2009094516A1 (en) * 2008-01-23 2009-07-30 Advanced Research Corporation Recording heads with embedded tape guides and magnetic media made by such recording heads
US8068300B2 (en) * 2008-03-28 2011-11-29 Advanced Research Corporation Thin film planar arbitrary gap pattern magnetic head
WO2011014836A2 (en) * 2009-07-31 2011-02-03 Advanced Research Corporation Erase drive systems and methods of erasure for tape data cartridge
US11749455B2 (en) 2022-01-10 2023-09-05 Bh Electronics, Inc. Methods of fabricating ultra-miniature laminated magnetic cores and devices

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210000374A (ko) * 2019-06-25 2021-01-05 삼성중공업 주식회사 액화가스 저장탱크 구조체

Also Published As

Publication number Publication date
CN1030669A (zh) 1989-01-25
NL8701667A (nl) 1989-02-01
EP0300556A1 (en) 1989-01-25
DD294126A5 (de) 1991-09-19
JPS6437004A (en) 1989-02-07
US4927804A (en) 1990-05-22

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E902 Notification of reason for refusal
E601 Decision to refuse application