JPS6089806A - 磁気消去ヘツド - Google Patents

磁気消去ヘツド

Info

Publication number
JPS6089806A
JPS6089806A JP19893383A JP19893383A JPS6089806A JP S6089806 A JPS6089806 A JP S6089806A JP 19893383 A JP19893383 A JP 19893383A JP 19893383 A JP19893383 A JP 19893383A JP S6089806 A JPS6089806 A JP S6089806A
Authority
JP
Japan
Prior art keywords
magnetic
thin film
magnetic field
magnetic material
tape
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
JP19893383A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0467245B2 (en, 2012
Inventor
Giichi Takeuchi
竹内　義一
Eisuke Miyairi
宮入　英輔
Masanobu Sato
正信 佐藤
Masanao Watabe
渡部　正直
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP19893383A priority Critical patent/JPS6089806A/ja
Publication of JPS6089806A publication Critical patent/JPS6089806A/ja
Publication of JPH0467245B2 publication Critical patent/JPH0467245B2/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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/024—Erasing
    • 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)
JP19893383A 1983-10-24 1983-10-24 磁気消去ヘツド Granted JPS6089806A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19893383A JPS6089806A (ja) 1983-10-24 1983-10-24 磁気消去ヘツド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19893383A JPS6089806A (ja) 1983-10-24 1983-10-24 磁気消去ヘツド

Publications (2)

Publication Number Publication Date
JPS6089806A true JPS6089806A (ja) 1985-05-20
JPH0467245B2 JPH0467245B2 (en, 2012) 1992-10-27

Family

ID=16399379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19893383A Granted JPS6089806A (ja) 1983-10-24 1983-10-24 磁気消去ヘツド

Country Status (1)

Country Link
JP (1) JPS6089806A (en, 2012)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160008A (ja) * 1984-01-17 1985-08-21 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン 磁気ヘツド
JPS63167407A (ja) * 1986-12-27 1988-07-11 Sony Corp 磁気消去ヘツド
US4772967A (en) * 1985-11-13 1988-09-20 Sanyo Electric Co., Ltd. Magnetic recording apparatus in a helical scan system
US5448425A (en) * 1991-11-29 1995-09-05 Nec Corporation Method for erasing information recorded on magnetic tape with reduced residual magnetization

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160008A (ja) * 1984-01-17 1985-08-21 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン 磁気ヘツド
US4772967A (en) * 1985-11-13 1988-09-20 Sanyo Electric Co., Ltd. Magnetic recording apparatus in a helical scan system
JPS63167407A (ja) * 1986-12-27 1988-07-11 Sony Corp 磁気消去ヘツド
US5448425A (en) * 1991-11-29 1995-09-05 Nec Corporation Method for erasing information recorded on magnetic tape with reduced residual magnetization

Also Published As

Publication number Publication date
JPH0467245B2 (en, 2012) 1992-10-27

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