JPS56124112A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS56124112A
JPS56124112A JP2892480A JP2892480A JPS56124112A JP S56124112 A JPS56124112 A JP S56124112A JP 2892480 A JP2892480 A JP 2892480A JP 2892480 A JP2892480 A JP 2892480A JP S56124112 A JPS56124112 A JP S56124112A
Authority
JP
Japan
Prior art keywords
magnetic
track width
metallic
constituting
bulk
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.)
Granted
Application number
JP2892480A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6341127B2 (enrdf_load_stackoverflow
Inventor
Yoshiji Nakagawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2892480A priority Critical patent/JPS56124112A/ja
Publication of JPS56124112A publication Critical patent/JPS56124112A/ja
Publication of JPS6341127B2 publication Critical patent/JPS6341127B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP2892480A 1980-03-06 1980-03-06 Magnetic head Granted JPS56124112A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2892480A JPS56124112A (en) 1980-03-06 1980-03-06 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2892480A JPS56124112A (en) 1980-03-06 1980-03-06 Magnetic head

Publications (2)

Publication Number Publication Date
JPS56124112A true JPS56124112A (en) 1981-09-29
JPS6341127B2 JPS6341127B2 (enrdf_load_stackoverflow) 1988-08-16

Family

ID=12261941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2892480A Granted JPS56124112A (en) 1980-03-06 1980-03-06 Magnetic head

Country Status (1)

Country Link
JP (1) JPS56124112A (enrdf_load_stackoverflow)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155513A (ja) * 1982-03-10 1983-09-16 Hitachi Ltd 複合型磁気ヘツドおよびその製造方法
JPS6032107A (ja) * 1983-07-30 1985-02-19 Sony Corp 磁気ヘツド
FR2558000A1 (fr) * 1983-12-30 1985-07-12 Sony Corp Tete de transducteur magnetique.
JPS60182507A (ja) * 1984-02-29 1985-09-18 Sony Corp 磁気ヘツド
FR2562304A1 (fr) * 1984-03-29 1985-10-04 Sony Corp Tete de transducteur magnetique
JPS60229210A (ja) * 1983-12-30 1985-11-14 Sony Corp 磁気ヘツド
JPS61126614A (ja) * 1984-11-21 1986-06-14 Victor Co Of Japan Ltd 磁気ヘツド及びその製造方法
JPS61158015A (ja) * 1984-12-29 1986-07-17 Sony Corp 磁気ヘツドの製造方法
JPS61172203A (ja) * 1985-01-26 1986-08-02 Sony Corp 磁気ヘツド
JPS61237211A (ja) * 1985-04-13 1986-10-22 Sony Corp 磁気ヘツド
US4701819A (en) * 1984-09-19 1987-10-20 Hitachi Maxell, Ltd. Magnetic head to effect high density magnetic recording
JPS63228403A (ja) * 1987-03-18 1988-09-22 Akai Electric Co Ltd 磁気ヘツドおよび磁気ヘツドの製造方法
US4788611A (en) * 1984-11-26 1988-11-29 Sony Corporation Magnetic transducer head
US4803338A (en) * 1986-01-10 1989-02-07 Hitachi, Ltd. Magnetic head having improved track width narrowing grooves
JPH01264610A (ja) * 1989-03-08 1989-10-20 Hitachi Ltd 複合型磁気ヘッド
JPH01264611A (ja) * 1989-03-08 1989-10-20 Hitachi Ltd 複合型磁気ヘッドの製造方法
US4972285A (en) * 1983-04-15 1990-11-20 Hitachi, Ltd. Amorphous magnetic alloy of Co-Nb-Zr system and magnetic head made from the same
JPH04356701A (ja) * 1991-09-13 1992-12-10 Hitachi Ltd 複合型磁気ヘッド

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01149618U (enrdf_load_stackoverflow) * 1988-04-06 1989-10-17

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155513A (ja) * 1982-03-10 1983-09-16 Hitachi Ltd 複合型磁気ヘツドおよびその製造方法
US4972285A (en) * 1983-04-15 1990-11-20 Hitachi, Ltd. Amorphous magnetic alloy of Co-Nb-Zr system and magnetic head made from the same
JPS6032107A (ja) * 1983-07-30 1985-02-19 Sony Corp 磁気ヘツド
FR2558000A1 (fr) * 1983-12-30 1985-07-12 Sony Corp Tete de transducteur magnetique.
JPS60229210A (ja) * 1983-12-30 1985-11-14 Sony Corp 磁気ヘツド
US4755899A (en) * 1983-12-30 1988-07-05 Sony Corporation Magnetic transducer head having an alloy thin film of high saturation magnetic flux density slantly provided with respect to an operating magnetic gap formed therein
JPS60182507A (ja) * 1984-02-29 1985-09-18 Sony Corp 磁気ヘツド
FR2562304A1 (fr) * 1984-03-29 1985-10-04 Sony Corp Tete de transducteur magnetique
US4819113A (en) * 1984-03-29 1989-04-04 Sony Corporation Magnetic transducer head with inclined magnetic gap
US4701819A (en) * 1984-09-19 1987-10-20 Hitachi Maxell, Ltd. Magnetic head to effect high density magnetic recording
US4682256A (en) * 1984-11-01 1987-07-21 Victor Company Of Japan, Ltd. Method of manufacturing a composite type magnetic head
JPS61126614A (ja) * 1984-11-21 1986-06-14 Victor Co Of Japan Ltd 磁気ヘツド及びその製造方法
US4788611A (en) * 1984-11-26 1988-11-29 Sony Corporation Magnetic transducer head
JPS61158015A (ja) * 1984-12-29 1986-07-17 Sony Corp 磁気ヘツドの製造方法
JPS61172203A (ja) * 1985-01-26 1986-08-02 Sony Corp 磁気ヘツド
JPS61237211A (ja) * 1985-04-13 1986-10-22 Sony Corp 磁気ヘツド
US4803338A (en) * 1986-01-10 1989-02-07 Hitachi, Ltd. Magnetic head having improved track width narrowing grooves
JPS63228403A (ja) * 1987-03-18 1988-09-22 Akai Electric Co Ltd 磁気ヘツドおよび磁気ヘツドの製造方法
JPH01264610A (ja) * 1989-03-08 1989-10-20 Hitachi Ltd 複合型磁気ヘッド
JPH01264611A (ja) * 1989-03-08 1989-10-20 Hitachi Ltd 複合型磁気ヘッドの製造方法
JPH04356701A (ja) * 1991-09-13 1992-12-10 Hitachi Ltd 複合型磁気ヘッド

Also Published As

Publication number Publication date
JPS6341127B2 (enrdf_load_stackoverflow) 1988-08-16

Similar Documents

Publication Publication Date Title
JPS56124112A (en) Magnetic head
JPS55117723A (en) Magnetic head
JPS5719361A (en) Amorphous alloy for core of magnetic head and magnetic head for video using it
JPS55157121A (en) Magnetic head core
JPS6482310A (en) Composite type magnetic head
JPS56124111A (en) Production of magnetic head
JPS57205810A (en) Vertical magnetization type magnetic head
JPS56114115A (en) Magnetic head
JPS57179925A (en) Magnetic head
JPS54130010A (en) Magnetic head for erasing
JPS5674809A (en) Vertical recording/reproducing magnetic head
JPS5495216A (en) Production of compound magnetic head
JPS573219A (en) Magnetic head
JPS57138025A (en) Manufacture for magnetic head
JPS57103116A (en) Magnetic head
JPS643812A (en) Floating type magnetic head
JPS55117724A (en) Magnetic head
JPS56117316A (en) Magnetic head
JPS5665323A (en) Manufacture of magnetic head
JPS573217A (en) Magnetic head and its manufacture
JPS56117314A (en) Magnetic head
JPS5545101A (en) Multi-element magnetic head and its manufacture
JPS54105512A (en) Manetic head
JPS5794920A (en) Magnetic head
JPS57191819A (en) Magnetic head