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JPS5235616A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS5235616A
JPS5235616A JP11181775A JP11181775A JPS5235616A JP S5235616 A JPS5235616 A JP S5235616A JP 11181775 A JP11181775 A JP 11181775A JP 11181775 A JP11181775 A JP 11181775A JP S5235616 A JPS5235616 A JP S5235616A
Authority
JP
Japan
Prior art keywords
magnetic head
core
recording
butting
lessen
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.)
Pending
Application number
JP11181775A
Other languages
Japanese (ja)
Inventor
Isao Momii
Fumio Ito
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.)
ALPS NOOTORONIKUSU KK
ARUPUSU NOOTORONIKUSU KK
Original Assignee
ALPS NOOTORONIKUSU KK
ARUPUSU NOOTORONIKUSU KK
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 ALPS NOOTORONIKUSU KK, ARUPUSU NOOTORONIKUSU KK filed Critical ALPS NOOTORONIKUSU KK
Priority to JP11181775A priority Critical patent/JPS5235616A/en
Publication of JPS5235616A publication Critical patent/JPS5235616A/en
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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
    • G11B5/2452—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track where the dimensions of the effective gap are controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)

Abstract

PURPOSE:To facilitate the operation and lessen the size by butting two pieces of the recording auxiliary core and the narrow regenerating core with the recording wide core and the head gap in between.
JP11181775A 1975-09-16 1975-09-16 Magnetic head Pending JPS5235616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11181775A JPS5235616A (en) 1975-09-16 1975-09-16 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11181775A JPS5235616A (en) 1975-09-16 1975-09-16 Magnetic head

Publications (1)

Publication Number Publication Date
JPS5235616A true JPS5235616A (en) 1977-03-18

Family

ID=14570893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11181775A Pending JPS5235616A (en) 1975-09-16 1975-09-16 Magnetic head

Country Status (1)

Country Link
JP (1) JPS5235616A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5519321U (en) * 1978-07-20 1980-02-07
FR2478357A1 (en) * 1980-03-11 1981-09-18 Lcc Cice Cie Europ Comp Electr MAGNETIC HEAD FOR RECORDING AND READING MAGNETIC DATA WITH VARIABLE TRACK WIDTH
JPS56156965A (en) * 1980-05-02 1981-12-03 Hitachi Ltd Magnetic card processing device
JPS57130744A (en) * 1980-12-22 1982-08-13 Asea Ab Method and device for distributing molten metal in continuous casting
JPS58151913U (en) * 1982-04-02 1983-10-12 日本電信電話株式会社 magnetic head
JPS58151911U (en) * 1982-04-02 1983-10-12 日本電信電話株式会社 magnetic head
JPS6096353A (en) * 1983-10-27 1985-05-29 Sumitomo Metal Ind Ltd Production of thin billet
JPS6198204U (en) * 1984-11-29 1986-06-24
JPH01118347A (en) * 1986-10-07 1989-05-10 Roby Teknik Ab Thin-film manufacturing facility
US5107471A (en) * 1989-10-11 1992-04-21 Sharp Kabushiki Kaisha Magnetic head having a rectangular configuration for use in a magneto-optical recording system
US5345354A (en) * 1989-03-03 1994-09-06 Tdk Corporation Magnetic read/write head having a reduced thickness closure core

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5519321U (en) * 1978-07-20 1980-02-07
FR2478357A1 (en) * 1980-03-11 1981-09-18 Lcc Cice Cie Europ Comp Electr MAGNETIC HEAD FOR RECORDING AND READING MAGNETIC DATA WITH VARIABLE TRACK WIDTH
JPS56156965A (en) * 1980-05-02 1981-12-03 Hitachi Ltd Magnetic card processing device
JPH0411290B2 (en) * 1980-12-22 1992-02-28
JPS57130744A (en) * 1980-12-22 1982-08-13 Asea Ab Method and device for distributing molten metal in continuous casting
JPS58151913U (en) * 1982-04-02 1983-10-12 日本電信電話株式会社 magnetic head
JPS58151911U (en) * 1982-04-02 1983-10-12 日本電信電話株式会社 magnetic head
JPS6096353A (en) * 1983-10-27 1985-05-29 Sumitomo Metal Ind Ltd Production of thin billet
JPH0316094Y2 (en) * 1984-11-29 1991-04-08
JPS6198204U (en) * 1984-11-29 1986-06-24
JPH01118347A (en) * 1986-10-07 1989-05-10 Roby Teknik Ab Thin-film manufacturing facility
US5345354A (en) * 1989-03-03 1994-09-06 Tdk Corporation Magnetic read/write head having a reduced thickness closure core
US5107471A (en) * 1989-10-11 1992-04-21 Sharp Kabushiki Kaisha Magnetic head having a rectangular configuration for use in a magneto-optical recording system

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