SG77284G - Magnetic head and method of manufacturing a magnetic head - Google Patents

Magnetic head and method of manufacturing a magnetic head

Info

Publication number
SG77284G
SG77284G SG772/84A SG77284A SG77284G SG 77284 G SG77284 G SG 77284G SG 772/84 A SG772/84 A SG 772/84A SG 77284 A SG77284 A SG 77284A SG 77284 G SG77284 G SG 77284G
Authority
SG
Singapore
Prior art keywords
magnetic head
manufacturing
magnetic
head
Prior art date
Application number
SG772/84A
Other languages
English (en)
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
Publication of SG77284G publication Critical patent/SG77284G/en

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/29Structure or manufacture of unitary devices formed of plural heads for more than one track
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/10Structure or manufacture of housings or shields for heads
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/4902Electromagnet, transformer or inductor
    • Y10T29/49021Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032Fabricating head structure or component thereof
    • Y10T29/49036Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/4902Electromagnet, transformer or inductor
    • Y10T29/49021Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032Fabricating head structure or component thereof
    • Y10T29/49055Fabricating 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)
SG772/84A 1980-12-11 1984-10-31 Magnetic head and method of manufacturing a magnetic head SG77284G (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 (1)

Publication Number Publication Date
SG77284G true SG77284G (en) 1985-04-26

Family

ID=19836311

Family Applications (1)

Application Number Title Priority Date Filing Date
SG772/84A SG77284G (en) 1980-12-11 1984-10-31 Magnetic head and method of manufacturing a magnetic head

Country Status (8)

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

Families Citing this family (5)

* 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
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

Family Cites Families (19)

* 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 (ko) * 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
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
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

Also Published As

Publication number Publication date
US4663836A (en) 1987-05-12
US4494160A (en) 1985-01-15
KR830008287A (ko) 1983-11-18
JPS57123521A (en) 1982-08-02
DE3148300A1 (de) 1982-08-05
FR2496311B1 (ko) 1985-04-05
NL8006715A (nl) 1982-07-01
GB2089553A (en) 1982-06-23
FR2496311A1 (fr) 1982-06-18
DE3148300C2 (de) 1986-10-16
GB2089553B (en) 1984-07-18
JPS6334526B2 (ko) 1988-07-11

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