CA1034256A - Thin-film transducers with tunnel erase and shared connector terminals - Google Patents

Thin-film transducers with tunnel erase and shared connector terminals

Info

Publication number
CA1034256A
CA1034256A CA200,155A CA200155A CA1034256A CA 1034256 A CA1034256 A CA 1034256A CA 200155 A CA200155 A CA 200155A CA 1034256 A CA1034256 A CA 1034256A
Authority
CA
Canada
Prior art keywords
thin
connector terminals
shared connector
film transducers
tunnel erase
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
CA200,155A
Other languages
French (fr)
Inventor
William R. Chynoweth
Wolfgang Kayser
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.)
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems Inc
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 Honeywell Information Systems Inc filed Critical Honeywell Information Systems Inc
Application granted granted Critical
Publication of CA1034256A publication Critical patent/CA1034256A/en
Expired legal-status Critical Current

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
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • 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
    • G11B5/02Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027Analogue recording
    • G11B5/03Biasing
    • 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
CA200,155A 1973-07-09 1974-05-16 Thin-film transducers with tunnel erase and shared connector terminals Expired CA1034256A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US377684A US3859664A (en) 1973-07-09 1973-07-09 Batch fabricated thin-film transducers having a common pole with tunnel erase poles and a plurality of read/write poles

Publications (1)

Publication Number Publication Date
CA1034256A true CA1034256A (en) 1978-07-04

Family

ID=23490126

Family Applications (1)

Application Number Title Priority Date Filing Date
CA200,155A Expired CA1034256A (en) 1973-07-09 1974-05-16 Thin-film transducers with tunnel erase and shared connector terminals

Country Status (6)

Country Link
US (1) US3859664A (en)
JP (1) JPS5039532A (en)
CA (1) CA1034256A (en)
DE (1) DE2432982A1 (en)
FR (1) FR2237264B1 (en)
GB (1) GB1455480A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164764A (en) * 1977-07-11 1979-08-14 Pericomp Corporation Magnetic head position reference system
US4799115A (en) * 1986-10-27 1989-01-17 International Business Machines Corp. Method and apparatus for tolerating track misregistration systems in twin track vertical recording systems
US4996609A (en) * 1989-02-22 1991-02-26 Pericomp Corporation Magnetic head recording multitrack servo patterns
JPH0773411A (en) * 1993-08-31 1995-03-17 Sony Corp Magnetic head device for data cartridge
DE69625418T2 (en) * 1995-03-24 2003-10-02 Onstream Inc MAGNETIC HEAD AND SYSTEM FOR CONTROLLING THE POSITION OF A MAGNETIC HEAD
EP0824751A1 (en) * 1996-03-08 1998-02-25 Koninklijke Philips Electronics N.V. Multichannel magnetic head

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344237A (en) * 1967-09-26 Desposited film transducing apparatus and method op producing the apparatus
NL121891C (en) * 1960-05-13
DE1165087B (en) * 1961-08-08 1964-03-12 Wolfgang Bogen Magnetic head
US3514851A (en) * 1967-04-03 1970-06-02 Control Data Corp Method of manufacturing a magnetic head structure
US3579214A (en) * 1968-06-17 1971-05-18 Ibm Multichannel magnetic head with common leg
US3619514A (en) * 1969-08-18 1971-11-09 Sperry Rand Corp Multichannel plated wire magnetic head
US3639699A (en) * 1970-02-27 1972-02-01 Gen Electric Magnetic transducer having a composite magnetic core structure
US3668332A (en) * 1970-08-26 1972-06-06 Xerox Corp Magnetic recording heat which accurately defines the width of the recording track
GB1267319A (en) * 1970-11-16 1972-03-15 Standard Telephones Cables Ltd Multitrack magnetic recording head
JPS573127B2 (en) * 1971-09-10 1982-01-20

Also Published As

Publication number Publication date
FR2237264A1 (en) 1975-02-07
JPS5039532A (en) 1975-04-11
FR2237264B1 (en) 1978-04-28
GB1455480A (en) 1976-11-10
DE2432982A1 (en) 1975-07-03
US3859664A (en) 1975-01-07

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