JPS61137217A - 永久磁石型消去ヘツドの製造方法 - Google Patents

永久磁石型消去ヘツドの製造方法

Info

Publication number
JPS61137217A
JPS61137217A JP59259544A JP25954484A JPS61137217A JP S61137217 A JPS61137217 A JP S61137217A JP 59259544 A JP59259544 A JP 59259544A JP 25954484 A JP25954484 A JP 25954484A JP S61137217 A JPS61137217 A JP S61137217A
Authority
JP
Japan
Prior art keywords
chips
cases
molding
permanent magnet
state
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
JP59259544A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0556563B2 (enExample
Inventor
Takeshi Yoshino
剛 吉野
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 JP59259544A priority Critical patent/JPS61137217A/ja
Publication of JPS61137217A publication Critical patent/JPS61137217A/ja
Publication of JPH0556563B2 publication Critical patent/JPH0556563B2/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
    • G11B5/325—Erasing heads using permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Magnetic Heads (AREA)
JP59259544A 1984-12-07 1984-12-07 永久磁石型消去ヘツドの製造方法 Granted JPS61137217A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59259544A JPS61137217A (ja) 1984-12-07 1984-12-07 永久磁石型消去ヘツドの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59259544A JPS61137217A (ja) 1984-12-07 1984-12-07 永久磁石型消去ヘツドの製造方法

Publications (2)

Publication Number Publication Date
JPS61137217A true JPS61137217A (ja) 1986-06-24
JPH0556563B2 JPH0556563B2 (enExample) 1993-08-19

Family

ID=17335579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59259544A Granted JPS61137217A (ja) 1984-12-07 1984-12-07 永久磁石型消去ヘツドの製造方法

Country Status (1)

Country Link
JP (1) JPS61137217A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63121111A (ja) * 1986-11-07 1988-05-25 Matsushita Electric Ind Co Ltd 永久磁石型消去ヘツドの製造法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9102395D0 (en) * 1991-02-05 1991-03-20 Boc Group Plc Production of gas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63121111A (ja) * 1986-11-07 1988-05-25 Matsushita Electric Ind Co Ltd 永久磁石型消去ヘツドの製造法

Also Published As

Publication number Publication date
JPH0556563B2 (enExample) 1993-08-19

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