ATE50661T1 - Magnetkern. - Google Patents

Magnetkern.

Info

Publication number
ATE50661T1
ATE50661T1 AT86200855T AT86200855T ATE50661T1 AT E50661 T1 ATE50661 T1 AT E50661T1 AT 86200855 T AT86200855 T AT 86200855T AT 86200855 T AT86200855 T AT 86200855T AT E50661 T1 ATE50661 T1 AT E50661T1
Authority
AT
Austria
Prior art keywords
magnetic core
core parts
core
magnetic
si3n4
Prior art date
Application number
AT86200855T
Other languages
English (en)
Inventor
Johannes Petrus Maria Verbunt
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
Application granted granted Critical
Publication of ATE50661T1 publication Critical patent/ATE50661T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15383—Applying coatings thereon
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • 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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • G11B5/1475—Assembling or shaping of elements
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/11—Magnetic recording head
    • Y10T428/1193—Magnetic recording head with interlaminar component [e.g., adhesion layer, etc.]
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • Y10T428/31515—As intermediate layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Magnetic Heads (AREA)
AT86200855T 1985-05-24 1986-05-20 Magnetkern. ATE50661T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8501491A NL8501491A (nl) 1985-05-24 1985-05-24 Magneetkern.
EP19860200855 EP0204361B1 (de) 1985-05-24 1986-05-20 Magnetkern

Publications (1)

Publication Number Publication Date
ATE50661T1 true ATE50661T1 (de) 1990-03-15

Family

ID=19846035

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86200855T ATE50661T1 (de) 1985-05-24 1986-05-20 Magnetkern.

Country Status (6)

Country Link
US (1) US4713297A (de)
EP (1) EP0204361B1 (de)
JP (1) JPS61271607A (de)
AT (1) ATE50661T1 (de)
DE (1) DE3669225D1 (de)
NL (1) NL8501491A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62219217A (ja) * 1986-03-19 1987-09-26 Hitachi Maxell Ltd 磁気ヘツド
US5443664A (en) * 1988-11-16 1995-08-22 Hitachi Metals, Ltd. Surge current-suppressing circuit and magnetic device therein
JPH0311603A (ja) * 1989-06-08 1991-01-18 Toshiba Corp 磁心
JP2684232B2 (ja) * 1990-08-13 1997-12-03 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
KR0137626B1 (ko) * 1993-04-28 1998-05-15 이형도 자기헤드의 제조방법
US6413351B1 (en) 1996-05-31 2002-07-02 General Electric Company Edge bonding for amorphous metal transformer
US6440750B1 (en) * 1997-06-10 2002-08-27 Agere Systems Guardian Corporation Method of making integrated circuit having a micromagnetic device
AU8053298A (en) * 1997-06-26 1999-01-19 Allied-Signal Inc. Method for impregnating amorphous metal transformer cores
US6255714B1 (en) 1999-06-22 2001-07-03 Agere Systems Guardian Corporation Integrated circuit having a micromagnetic device including a ferromagnetic core and method of manufacture therefor
JP2001143217A (ja) * 1999-11-12 2001-05-25 Sony Corp 磁気ヘッド
EP3035351B1 (de) * 2014-12-15 2019-02-20 ABB Schweiz AG Verfahren zur herstellung eines amorphen magnetkerns und amorpher magnetkern

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5060705A (de) * 1973-10-01 1975-05-24
JPS5194211A (de) * 1975-02-15 1976-08-18
US4277530A (en) * 1979-09-10 1981-07-07 Allegheny Ludlum Steel Corporation Electrical steel lamination
JPS5812120A (ja) * 1981-07-10 1983-01-24 Sony Corp 磁気ヘツドの製造方法
NL8401383A (nl) * 1983-07-04 1985-02-01 Philips Nv Magneetkop en werkwijze voor zijn vervaardiging.

Also Published As

Publication number Publication date
JPS61271607A (ja) 1986-12-01
NL8501491A (nl) 1986-12-16
DE3669225D1 (de) 1990-04-05
EP0204361A1 (de) 1986-12-10
US4713297A (en) 1987-12-15
EP0204361B1 (de) 1990-02-28

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee