JPS4838826U - - Google Patents

Info

Publication number
JPS4838826U
JPS4838826U JP1971082378U JP8237871U JPS4838826U JP S4838826 U JPS4838826 U JP S4838826U JP 1971082378 U JP1971082378 U JP 1971082378U JP 8237871 U JP8237871 U JP 8237871U JP S4838826 U JPS4838826 U JP S4838826U
Authority
JP
Japan
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.)
Pending
Application number
JP1971082378U
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
Priority to JP1971082378U priority Critical patent/JPS4838826U/ja
Priority to US00284912A priority patent/US3827083A/en
Publication of JPS4838826U publication Critical patent/JPS4838826U/ja
Pending 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
    • 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
    • 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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP1971082378U 1971-09-10 1971-09-10 Pending JPS4838826U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1971082378U JPS4838826U (ja) 1971-09-10 1971-09-10
US00284912A US3827083A (en) 1971-09-10 1972-08-30 Magnetic head wherein an erasing head is perpendicular to a record-reproduce gap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971082378U JPS4838826U (ja) 1971-09-10 1971-09-10

Publications (1)

Publication Number Publication Date
JPS4838826U true JPS4838826U (ja) 1973-05-14

Family

ID=27989756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971082378U Pending JPS4838826U (ja) 1971-09-10 1971-09-10

Country Status (2)

Country Link
US (1) US3827083A (ja)
JP (1) JPS4838826U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5726733U (ja) * 1980-07-21 1982-02-12

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147312A (en) * 1975-06-13 1976-12-17 Canon Inc Magnetic head
US4130846A (en) * 1977-04-27 1978-12-19 Sperry Rand Corporation Magnetic transducer
US4300179A (en) * 1979-09-04 1981-11-10 Minnesota Mining And Manufacturing Co. Composite magnetic head with multitrack support structure
US4276574A (en) * 1979-12-06 1981-06-30 International Business Machines Corporation Read/write and tunnel erase magnetic head assembly
US4382269A (en) * 1980-01-29 1983-05-03 Canon Kabushiki Kaisha Magnetic head
JPS58137127A (ja) * 1982-02-10 1983-08-15 Hitachi Metals Ltd 磁気ヘツド装置
US4683509A (en) * 1984-06-15 1987-07-28 Odetics, Inc. High efficiency magnetic erase head
JPH05197903A (ja) * 1991-10-28 1993-08-06 Canon Inc 光磁気記録装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803708A (en) * 1951-09-26 1957-08-20 Armour Res Found Electromagnetic transducer head
US3079470A (en) * 1959-12-21 1963-02-26 Armour Res Found Magnetic transducer head
US3098126A (en) * 1960-01-11 1963-07-16 Minnesota Mining & Mfg Magnetic transducer device
US3228092A (en) * 1960-09-27 1966-01-11 Philips Corp Magnetic heads with bonding gap spacers
US3371164A (en) * 1962-11-10 1968-02-27 Matsushita Electric Ind Co Ltd Combined magnetic transducing and erase head
US3480935A (en) * 1966-09-07 1969-11-25 Honeywell Inc Electromagnetic transducer having a variable gap width for recording and checking said recording
NL156849B (nl) * 1966-09-15 1978-05-16 Philips Nv Magnetische schrijf-lees-wiskop.
NL156528B (nl) * 1966-09-15 1978-04-17 Philips Nv Magnetische schrijf-lees-wiskop.
US3508014A (en) * 1967-06-27 1970-04-21 Clevite Corp Multilayered magnetic transducer gap spacer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5726733U (ja) * 1980-07-21 1982-02-12

Also Published As

Publication number Publication date
US3827083A (en) 1974-07-30

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