GB1409889A - Manufacture of multi-track magnetic heads - Google Patents

Manufacture of multi-track magnetic heads

Info

Publication number
GB1409889A
GB1409889A GB6010072A GB6010072A GB1409889A GB 1409889 A GB1409889 A GB 1409889A GB 6010072 A GB6010072 A GB 6010072A GB 6010072 A GB6010072 A GB 6010072A GB 1409889 A GB1409889 A GB 1409889A
Authority
GB
United Kingdom
Prior art keywords
strips
slots
bonded
assembly
coils
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.)
Expired
Application number
GB6010072A
Other languages
English (en)
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.)
Data Recording Instrument Co Ltd
Original Assignee
Data Recording Instrument Co Ltd
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 Data Recording Instrument Co Ltd filed Critical Data Recording Instrument Co Ltd
Priority to GB6010072A priority Critical patent/GB1409889A/en
Priority to US422686A priority patent/US3925884A/en
Priority to DE2361775A priority patent/DE2361775A1/de
Priority to NL7317123A priority patent/NL7317123A/xx
Priority to JP48143674A priority patent/JPS4998611A/ja
Publication of GB1409889A publication Critical patent/GB1409889A/en
Expired 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
    • 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
    • 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
    • Y10T29/49053—Multitrack heads having integral holding means

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
GB6010072A 1972-12-29 1972-12-29 Manufacture of multi-track magnetic heads Expired GB1409889A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB6010072A GB1409889A (en) 1972-12-29 1972-12-29 Manufacture of multi-track magnetic heads
US422686A US3925884A (en) 1972-12-29 1973-12-07 Method of manufacturing multi-track magnetic heads
DE2361775A DE2361775A1 (de) 1972-12-29 1973-12-12 Herstellung von mehrspur- magnetkoepfen
NL7317123A NL7317123A (enExample) 1972-12-29 1973-12-13
JP48143674A JPS4998611A (enExample) 1972-12-29 1973-12-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6010072A GB1409889A (en) 1972-12-29 1972-12-29 Manufacture of multi-track magnetic heads

Publications (1)

Publication Number Publication Date
GB1409889A true GB1409889A (en) 1975-10-15

Family

ID=10485008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6010072A Expired GB1409889A (en) 1972-12-29 1972-12-29 Manufacture of multi-track magnetic heads

Country Status (5)

Country Link
US (1) US3925884A (enExample)
JP (1) JPS4998611A (enExample)
DE (1) DE2361775A1 (enExample)
GB (1) GB1409889A (enExample)
NL (1) NL7317123A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4435736A (en) 1979-06-01 1984-03-06 New World Computer Company, Inc. Isolated multiple core magnetic transducer assembly
JPS56500630A (enExample) * 1979-06-01 1981-05-07
US4373173A (en) * 1981-03-19 1983-02-08 International Business Machines Corporation Multi-element head assembly
US4396967A (en) * 1981-04-13 1983-08-02 International Business Machines Corporation Multielement magnetic head assembly
US4738021A (en) * 1984-11-08 1988-04-19 Eastman Kodak Company Method of making a slant gap thin-film head
US6288870B1 (en) * 1998-01-13 2001-09-11 Quantum Corporation Self-aligned metal film core multi-channel recording head for tape drives

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3601871A (en) * 1968-09-30 1971-08-31 Texas Instruments Inc Method for fabricating magnetic read-write head array and product
US3613228A (en) * 1969-07-02 1971-10-19 Ibm Manufacture of multielement magnetic head assemblies
US3737992A (en) * 1972-06-09 1973-06-12 Magnetic Head Corp Method of manufacturing multiple track, dual gap magnetic heads

Also Published As

Publication number Publication date
US3925884A (en) 1975-12-16
DE2361775A1 (de) 1974-07-04
NL7317123A (enExample) 1974-07-02
JPS4998611A (enExample) 1974-09-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee