BR8000460A - Cabecote magnetorreisistive resistente ao desgaste - Google Patents

Cabecote magnetorreisistive resistente ao desgaste

Info

Publication number
BR8000460A
BR8000460A BR8000460A BR8000460A BR8000460A BR 8000460 A BR8000460 A BR 8000460A BR 8000460 A BR8000460 A BR 8000460A BR 8000460 A BR8000460 A BR 8000460A BR 8000460 A BR8000460 A BR 8000460A
Authority
BR
Brazil
Prior art keywords
magnetorreisistive
head
wear resistant
wear
resistant
Prior art date
Application number
BR8000460A
Other languages
English (en)
Inventor
R Polleys
R Bassett
R Silkensen
G Steving
G Daughenbaugh
W Mccormick
D Gields Jr
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of BR8000460A publication Critical patent/BR8000460A/pt

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
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/083—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive
    • G06K7/084—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive sensing magnetic material by relative movement detecting flux changes without altering its magnetised state
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
    • 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/255—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for protection against wear

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
BR8000460A 1979-02-05 1980-01-24 Cabecote magnetorreisistive resistente ao desgaste BR8000460A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/009,321 US4225892A (en) 1979-02-05 1979-02-05 Wear resistant magnetorestrictive head

Publications (1)

Publication Number Publication Date
BR8000460A true BR8000460A (pt) 1980-10-14

Family

ID=21736936

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8000460A BR8000460A (pt) 1979-02-05 1980-01-24 Cabecote magnetorreisistive resistente ao desgaste

Country Status (3)

Country Link
US (1) US4225892A (pt)
JP (1) JPS5927009B2 (pt)
BR (1) BR8000460A (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035728B2 (ja) * 1980-02-21 1985-08-16 松下電器産業株式会社 薄膜磁気ヘッド
JPS5724017A (en) * 1980-07-21 1982-02-08 Sony Corp Magnetic resistance effect type magnetic head
US4745509A (en) * 1981-08-21 1988-05-17 Matsushita Electric Industrial Company, Limited Magnetic head with improved supporter for perpendicular magnetization recording
US4439793A (en) * 1981-10-22 1984-03-27 Fuji Photo Film Co., Ltd. Thin film head array
JPS60119309U (ja) * 1984-01-20 1985-08-12 株式会社　飛弾製作所 コンパクト容器における蓋の開閉装置
JPS6112413U (ja) * 1984-06-26 1986-01-24 株式会社 飛弾製作所 二段式コンパクト容器
JPS627913U (pt) * 1985-06-28 1987-01-17
JPS62177414U (pt) * 1986-04-25 1987-11-11
JPH0520243Y2 (pt) * 1987-01-21 1993-05-26
US4819091A (en) * 1987-04-30 1989-04-04 International Business Machines Corporation High speed magnetic disk contact recording system
FR2616948A1 (fr) * 1987-06-16 1988-12-23 Cga Hbs Tete magnetique pour piste magnetique
US6600631B1 (en) * 1989-11-27 2003-07-29 Censtor Corp. Transducer/flexure/conductor structure for electromagnetic read/write system
US5455730A (en) * 1993-02-18 1995-10-03 International Business Machines Corporation Contact magnetic recording disk file with a magnetoresistive read sensor
JP3557011B2 (ja) * 1995-03-30 2004-08-25 株式会社東芝 半導体発光素子、及びその製造方法
JPH11259834A (ja) * 1998-03-12 1999-09-24 Sony Corp 回転ドラム装置及び磁気記録再生装置
CN1282159C (zh) * 2002-07-11 2006-10-25 Tdk股份有限公司 薄膜磁头，生成该薄膜的方法以及使用该薄膜的磁盘装置
US7469465B2 (en) * 2004-06-30 2008-12-30 Hitachi Global Storage Technologies Netherlands B.V. Method of providing a low-stress sensor configuration for a lithography-defined read sensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493694A (en) * 1966-01-19 1970-02-03 Ampex Magnetoresistive head
DE2256425A1 (de) * 1972-11-17 1974-05-22 Rank Precision Ind Gmbh Faseroptische lichtleiteranordnung
SU458867A1 (ru) * 1973-08-20 1975-01-30 Предприятие П/Я Г-4149 Магнитна головка
US4036723A (en) * 1975-08-21 1977-07-19 International Business Machines Corporation RF bias sputtering method for producing insulating films free of surface irregularities

Also Published As

Publication number Publication date
JPS5927009B2 (ja) 1984-07-03
JPS55105821A (en) 1980-08-13
US4225892A (en) 1980-09-30

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