AT365804B - Abriebfester magnetkopf - Google Patents

Abriebfester magnetkopf

Info

Publication number
AT365804B
AT365804B AT0802078A AT802078A AT365804B AT 365804 B AT365804 B AT 365804B AT 0802078 A AT0802078 A AT 0802078A AT 802078 A AT802078 A AT 802078A AT 365804 B AT365804 B AT 365804B
Authority
AT
Austria
Prior art keywords
magnetic head
abrasion resistant
resistant magnetic
abrasion
head
Prior art date
Application number
AT0802078A
Other languages
English (en)
Other versions
ATA802078A (de
Original Assignee
Bogen Wolfgang
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
Priority claimed from DE19772756834 external-priority patent/DE2756834A1/de
Priority claimed from DE19782805777 external-priority patent/DE2805777A1/de
Application filed by Bogen Wolfgang filed Critical Bogen Wolfgang
Publication of ATA802078A publication Critical patent/ATA802078A/de
Application granted granted Critical
Publication of AT365804B publication Critical patent/AT365804B/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • 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
    • G11B5/187—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
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041—Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49043—Depositing magnetic layer or coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Magnetic Heads (AREA)
AT0802078A 1977-12-20 1978-11-09 Abriebfester magnetkopf AT365804B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772756834 DE2756834A1 (de) 1977-12-20 1977-12-20 Verschleissfester magnetkopf
DE19782805777 DE2805777A1 (de) 1978-02-10 1978-02-10 Magnetisierbare ausgangsbauteile und verfahren zu deren herstellung

Publications (2)

Publication Number Publication Date
ATA802078A ATA802078A (de) 1981-06-15
AT365804B true AT365804B (de) 1982-02-25

Family

ID=25773320

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0802078A AT365804B (de) 1977-12-20 1978-11-09 Abriebfester magnetkopf

Country Status (5)

Country Link
US (1) US4320427A (de)
AT (1) AT365804B (de)
FR (1) FR2412902A1 (de)
GB (1) GB2011149B (de)
NL (1) NL7812242A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54121108A (en) * 1978-03-13 1979-09-20 Akai Electric Mnnzn ferrite monocrystal magnetic head and method of fabricating same
JPS606907Y2 (ja) * 1980-12-05 1985-03-07 ソニー株式会社 摺動部材
JPH039126Y2 (de) * 1984-10-01 1991-03-07
US5001589A (en) * 1989-05-31 1991-03-19 Seagate Technology, Inc. Tungsten and tantalum diffusion barriers for Metal-In-Gap magnetic heads
US5032945A (en) * 1989-11-07 1991-07-16 International Business Machines Corp. Magnetic thin film structures fabricated with edge closure layers
DE4323115A1 (de) * 1992-08-03 1994-02-10 Philips Electronics Nv Magnetkopf mit einer im wesentlichen Cr¶2¶O¶3¶-haltigen Schicht und Verfahren zum Herstellen eines derartigen Magnetkopfes
JP2721783B2 (ja) * 1992-08-19 1998-03-04 インターナショナル・ビジネス・マシーンズ・コーポレイション 薄膜磁気ヘッド変換器／懸架部の組合せシステム並びにその製造方法
JPH06325322A (ja) * 1993-03-16 1994-11-25 Sharp Corp 薄膜磁気ヘッドおよびその製造方法
JP2701796B2 (ja) * 1995-06-30 1998-01-21 日本電気株式会社 薄膜磁気ヘッド及びその製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3566045A (en) * 1968-09-26 1971-02-23 Nasa Magnetic recording head and method of making same
JPS4826527B1 (de) * 1969-02-13 1973-08-11
DE1931003C3 (de) * 1969-06-19 1978-04-13 Robert Bosch Gmbh, 7000 Stuttgart Magnetkopf für ein Magnetspeichergerät
US3614339A (en) * 1970-03-27 1971-10-19 Spin Physics Inc Magnetic transducer with wear resistant pole tips
US3665436A (en) * 1970-06-17 1972-05-23 Potter Instrument Co Inc Long-wearing magnetic head
US3999216A (en) * 1970-07-30 1976-12-21 Eastman Kodak Company Material for magnetic transducer heads
BE787807A (fr) * 1971-08-21 1973-02-21 Philips Nv Tete magnetique a deux entrefers
GB1423520A (en) * 1972-12-29 1976-02-04 Data Recording Instr Co Manufacture of magnetic transducing heads
JPS5194211A (de) * 1975-02-15 1976-08-18
FR2362465A1 (fr) * 1976-08-16 1978-03-17 Matsushita Electric Ind Co Ltd Tete magnetique et procede pour sa fabrication

Also Published As

Publication number Publication date
GB2011149A (en) 1979-07-04
GB2011149B (en) 1982-10-06
NL7812242A (nl) 1979-06-22
US4320427A (en) 1982-03-16
ATA802078A (de) 1981-06-15
FR2412902A1 (fr) 1979-07-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee