JPS57123521A - Multi-track magnetic head - Google Patents

Multi-track magnetic head

Info

Publication number
JPS57123521A
JPS57123521A JP56197023A JP19702381A JPS57123521A JP S57123521 A JPS57123521 A JP S57123521A JP 56197023 A JP56197023 A JP 56197023A JP 19702381 A JP19702381 A JP 19702381A JP S57123521 A JPS57123521 A JP S57123521A
Authority
JP
Japan
Prior art keywords
magnetic head
track magnetic
track
head
magnetic
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP56197023A
Other languages
English (en)
Other versions
JPS6334526B2 (ja
Inventor
Batsukeru Yan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS57123521A publication Critical patent/JPS57123521A/ja
Publication of JPS6334526B2 publication Critical patent/JPS6334526B2/ja
Granted legal-status Critical Current

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
    • 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
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • 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
    • 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
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP56197023A 1980-12-11 1981-12-09 Multi-track magnetic head Granted JPS57123521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8006715A NL8006715A (nl) 1980-12-11 1980-12-11 Magneetkop en werkwijze voor het vervaardigen van een magneetkop.

Publications (2)

Publication Number Publication Date
JPS57123521A true JPS57123521A (en) 1982-08-02
JPS6334526B2 JPS6334526B2 (ja) 1988-07-11

Family

ID=19836311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56197023A Granted JPS57123521A (en) 1980-12-11 1981-12-09 Multi-track magnetic head

Country Status (8)

Country Link
US (2) US4494160A (ja)
JP (1) JPS57123521A (ja)
KR (1) KR830008287A (ja)
DE (1) DE3148300C2 (ja)
FR (1) FR2496311A1 (ja)
GB (1) GB2089553B (ja)
NL (1) NL8006715A (ja)
SG (1) SG77284G (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59186112A (ja) * 1983-04-08 1984-10-22 Canon Electronics Inc 磁気ヘッド

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3432727A1 (de) * 1984-05-10 1985-11-14 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffversorgungsleitung
JPS619814A (ja) * 1984-06-25 1986-01-17 Sony Corp 複合型磁気ヘツド装置
US4797767A (en) * 1986-11-20 1989-01-10 American Magnetics Corporation Digital magnetic head structure
US8358486B2 (en) 2009-10-13 2013-01-22 International Business Machines Corporation Magnetically shielded write transducers

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53112714A (en) * 1977-03-14 1978-10-02 Pioneer Electronic Corp Method of making multiichannel magnetic head
JPS53141013A (en) * 1977-05-13 1978-12-08 Matsushita Electric Ind Co Ltd Magnetic head

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1210455B (de) * 1954-06-03 1966-02-10 Armour Res Foundation Of Jllin Verfahren zum gleichzeitigen Herstellen mehrerer streifenfoermiger Spaltmagnetkopfkerne
DE1160502B (de) * 1959-01-10 1964-01-02 Grundig Max Mehrspurmagnetkopf-Anordnung
AT216233B (de) * 1959-09-03 1961-07-10 Wiener Radiowerke Ag Kernhalter für Mehrspurlöschköpfe
US3484564A (en) * 1967-10-10 1969-12-16 Nortronics Co Magnetic transducer
US3521006A (en) * 1968-05-23 1970-07-21 Nortronics Co Multichannel combination erase and record-reproduce magnetic transducer
US3564153A (en) * 1968-10-09 1971-02-16 Leonard E Kronfeld Magnetic transducer with oppositely oriented heads and two core holders
DE1902103A1 (de) * 1969-01-16 1970-08-13 Bogen Gmbh W Magnetkopf
US3590168A (en) * 1969-01-29 1971-06-29 Ampex Bidirectional cassette head
DE2052686A1 (de) * 1970-10-27 1972-08-10 Bogen Gmbh W Magnetkopf mit Justier und Befesti gungseinnchtung
JPS5410852B2 (ja) * 1973-08-07 1979-05-10
FR2362465A1 (fr) * 1976-08-16 1978-03-17 Matsushita Electric Ind Co Ltd Tete magnetique et procede pour sa fabrication
US4227225A (en) * 1977-05-12 1980-10-07 Matsushita Electric Industrial Co., Ltd. Magnetic head assembly
JPS54133311A (en) * 1978-04-07 1979-10-17 Canon Inc Magnetic head
US4176384A (en) * 1978-05-15 1979-11-27 Yang Electromagnetics Systems Inc. Magnetic recording head assembly defining precision gaps
JPS599967B2 (ja) * 1978-07-14 1984-03-06 ミツミ電機株式会社 磁気ヘッド
US4291354A (en) * 1979-06-04 1981-09-22 Ampex Corporation Extended life multichannel magnetic transducer
JPS56163516A (en) * 1980-05-19 1981-12-16 Pioneer Electronic Corp Magnetic head and its production

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53112714A (en) * 1977-03-14 1978-10-02 Pioneer Electronic Corp Method of making multiichannel magnetic head
JPS53141013A (en) * 1977-05-13 1978-12-08 Matsushita Electric Ind Co Ltd Magnetic head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59186112A (ja) * 1983-04-08 1984-10-22 Canon Electronics Inc 磁気ヘッド
JPH0419601B2 (ja) * 1983-04-08 1992-03-31 Canon Denshi Kk

Also Published As

Publication number Publication date
DE3148300A1 (de) 1982-08-05
KR830008287A (ko) 1983-11-18
FR2496311A1 (fr) 1982-06-18
FR2496311B1 (ja) 1985-04-05
NL8006715A (nl) 1982-07-01
DE3148300C2 (de) 1986-10-16
US4663836A (en) 1987-05-12
US4494160A (en) 1985-01-15
GB2089553B (en) 1984-07-18
GB2089553A (en) 1982-06-23
SG77284G (en) 1985-04-26
JPS6334526B2 (ja) 1988-07-11

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