BE837823A - Procede pour la fabrication d'une tete magnetique - Google Patents

Procede pour la fabrication d'une tete magnetique

Info

Publication number
BE837823A
BE837823A BE163727A BE163727A BE837823A BE 837823 A BE837823 A BE 837823A BE 163727 A BE163727 A BE 163727A BE 163727 A BE163727 A BE 163727A BE 837823 A BE837823 A BE 837823A
Authority
BE
Belgium
Prior art keywords
manufacture
magnetic head
magnetic
head
Prior art date
Application number
BE163727A
Other languages
English (en)
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 filed Critical
Publication of BE837823A publication Critical patent/BE837823A/fr

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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—Assembling or shaping of elements
    • 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
    • G11B5/23—Gap features
    • G11B5/232—Manufacture of gap
    • 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
    • Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]
    • 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
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
    • Y10T29/49057—Using glass bonding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
BE163727A 1975-01-24 1976-01-22 Procede pour la fabrication d'une tete magnetique BE837823A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/543,765 US3943624A (en) 1975-01-24 1975-01-24 Method of manufacturing a magnetic head

Publications (1)

Publication Number Publication Date
BE837823A true BE837823A (fr) 1976-07-22

Family

ID=24169476

Family Applications (1)

Application Number Title Priority Date Filing Date
BE163727A BE837823A (fr) 1975-01-24 1976-01-22 Procede pour la fabrication d'une tete magnetique

Country Status (6)

Country Link
US (1) US3943624A (fr)
JP (1) JPS51112321A (fr)
BE (1) BE837823A (fr)
DE (1) DE2602062A1 (fr)
FR (1) FR2298851A1 (fr)
GB (1) GB1529383A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106173A (en) * 1975-06-13 1978-08-15 Olympus Optical Co., Ltd. Method of manufacturing magnetic heads
US4366518A (en) * 1980-09-02 1982-12-28 International Business Machines Corporation Multi-track head assembly
US5522126A (en) * 1993-03-26 1996-06-04 Ngk Insulators, Ltd. Method of manufacturing a composite magnetic head

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL145078B (nl) * 1963-03-05 1975-02-17 Philips Nv Werkwijze voor het vervaardigen van voorstukken voor magnegrafoonkoppen.
NL144749B (nl) * 1964-12-31 1975-01-15 Philips Nv Werkwijze voor het vervaardigen van een magneetkop en magneetkop vervaardigd onder toepassing van deze werkwijze.
GB1144285A (en) * 1967-02-09 1969-03-05 Matsushita Electric Ind Co Ltd Improvements in and relating to magnetic materials and devices
US3579214A (en) * 1968-06-17 1971-05-18 Ibm Multichannel magnetic head with common leg
JPS49119612A (fr) * 1973-03-16 1974-11-15

Also Published As

Publication number Publication date
GB1529383A (en) 1978-10-18
JPS51112321A (en) 1976-10-04
FR2298851A1 (fr) 1976-08-20
US3943624A (en) 1976-03-16
DE2602062A1 (de) 1976-07-29

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