JPS5990234A - 磁気デイスク - Google Patents

磁気デイスク

Info

Publication number
JPS5990234A
JPS5990234A JP57200816A JP20081682A JPS5990234A JP S5990234 A JPS5990234 A JP S5990234A JP 57200816 A JP57200816 A JP 57200816A JP 20081682 A JP20081682 A JP 20081682A JP S5990234 A JPS5990234 A JP S5990234A
Authority
JP
Japan
Prior art keywords
magnetic
magnetic disk
disk
head
magnetic head
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
JP57200816A
Other languages
English (en)
Japanese (ja)
Other versions
JPH056736B2 (de
Inventor
Yoshiyuki Kagoki
楮木　美行
Hidekazu Takasago
高砂　英一
Masaaki Imamura
今村　昌明
Yoshiki Kato
加藤　義喜
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP57200816A priority Critical patent/JPS5990234A/ja
Priority to DE19833341205 priority patent/DE3341205A1/de
Publication of JPS5990234A publication Critical patent/JPS5990234A/ja
Publication of JPH056736B2 publication Critical patent/JPH056736B2/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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP57200816A 1982-11-15 1982-11-15 磁気デイスク Granted JPS5990234A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57200816A JPS5990234A (ja) 1982-11-15 1982-11-15 磁気デイスク
DE19833341205 DE3341205A1 (de) 1982-11-15 1983-11-14 Magnetscheibe und verfahren zu deren herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57200816A JPS5990234A (ja) 1982-11-15 1982-11-15 磁気デイスク

Publications (2)

Publication Number Publication Date
JPS5990234A true JPS5990234A (ja) 1984-05-24
JPH056736B2 JPH056736B2 (de) 1993-01-27

Family

ID=16430669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57200816A Granted JPS5990234A (ja) 1982-11-15 1982-11-15 磁気デイスク

Country Status (2)

Country Link
JP (1) JPS5990234A (de)
DE (1) DE3341205A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0229918A (ja) * 1988-04-13 1990-01-31 Fuji Photo Film Co Ltd 磁気記録媒体

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546035A (en) * 1983-06-27 1985-10-08 International Business Machines Corporation Polymeric additives for magnetic coating materials
NL8402136A (nl) * 1984-07-05 1986-02-03 Pd Magnetics Bv Magnetisch registratie element en methode voor de vervaardiging ervan.
US4803577A (en) * 1985-06-12 1989-02-07 Tdk Corporation Vertical magnetic recording system using rigid disk
US4693908A (en) * 1985-08-19 1987-09-15 International Business Machines Corporation Magnetic recording disk with improved lubricant retention
JPS6280827A (ja) * 1985-10-04 1987-04-14 Hitachi Ltd 磁気デイスク
JPH0760508B2 (ja) * 1985-12-10 1995-06-28 ティーディーケイ株式会社 磁気記録ディスクおよびその製造方法
US4985295A (en) * 1987-01-23 1991-01-15 Hitachi, Ltd. Magnetic recording medium and method for producing the same
JPH03116413A (ja) * 1989-09-28 1991-05-17 Fuji Photo Film Co Ltd 磁気記録媒体
US6822819B1 (en) 2003-09-30 2004-11-23 Hitachi Global Storage Technologies Methods and apparatus for thermally bonding lubricant to a disk surface with use of a heating element formed in a magnetic head
US6954327B2 (en) 2003-09-30 2005-10-11 Hitachi Global Storage Technologies, B.V. Methods and apparatus for thermally bonding lubricant to a disk surface with use of a heat source in a magnetic head
US6831802B1 (en) 2003-09-30 2004-12-14 Hitachi Global Storage Technologies Methods and apparatus for thermally bonding lubricant to a disk surface by the repetitive writing of data

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5253406A (en) * 1975-10-28 1977-04-30 Fuji Photo Film Co Ltd Magnetic sheet
JPS5367407A (en) * 1976-11-29 1978-06-15 Hitachi Ltd Production of magnetic disc
JPS53104202A (en) * 1977-02-23 1978-09-11 Hitachi Ltd Manufacture of magnetic disc
JPS53141003A (en) * 1977-05-16 1978-12-08 Hitachi Ltd Production of magnetic disc
JPS55150134A (en) * 1979-05-07 1980-11-21 Fujitsu Ltd Magnetic disk
JPS55160329A (en) * 1979-04-04 1980-12-13 Fujitsu Ltd Magnetic disk coating
JPS55163632A (en) * 1979-06-04 1980-12-19 Fujitsu Ltd Manufacture of magnetic disk medium
JPS563435A (en) * 1979-06-20 1981-01-14 Fujitsu Ltd Manufacture of magnetic recording medium
JPS5619527A (en) * 1979-07-25 1981-02-24 Fujitsu Ltd Magnetic disc
JPS5654639A (en) * 1979-10-09 1981-05-14 Fujitsu Ltd Manufacture of magnetic disk recording medium
JPS56143522A (en) * 1980-04-07 1981-11-09 Fuji Photo Film Co Ltd Magnetic recording medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503926B1 (de) * 1968-10-23 1975-02-12

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5253406A (en) * 1975-10-28 1977-04-30 Fuji Photo Film Co Ltd Magnetic sheet
JPS5367407A (en) * 1976-11-29 1978-06-15 Hitachi Ltd Production of magnetic disc
JPS53104202A (en) * 1977-02-23 1978-09-11 Hitachi Ltd Manufacture of magnetic disc
JPS53141003A (en) * 1977-05-16 1978-12-08 Hitachi Ltd Production of magnetic disc
JPS55160329A (en) * 1979-04-04 1980-12-13 Fujitsu Ltd Magnetic disk coating
JPS55150134A (en) * 1979-05-07 1980-11-21 Fujitsu Ltd Magnetic disk
JPS55163632A (en) * 1979-06-04 1980-12-19 Fujitsu Ltd Manufacture of magnetic disk medium
JPS563435A (en) * 1979-06-20 1981-01-14 Fujitsu Ltd Manufacture of magnetic recording medium
JPS5619527A (en) * 1979-07-25 1981-02-24 Fujitsu Ltd Magnetic disc
JPS5654639A (en) * 1979-10-09 1981-05-14 Fujitsu Ltd Manufacture of magnetic disk recording medium
JPS56143522A (en) * 1980-04-07 1981-11-09 Fuji Photo Film Co Ltd Magnetic recording medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0229918A (ja) * 1988-04-13 1990-01-31 Fuji Photo Film Co Ltd 磁気記録媒体

Also Published As

Publication number Publication date
DE3341205C2 (de) 1990-08-09
JPH056736B2 (de) 1993-01-27
DE3341205A1 (de) 1984-05-17

Similar Documents

Publication Publication Date Title
JPS5990234A (ja) 磁気デイスク
US3607528A (en) Magnetic memory members and methods of making the same
MX151350A (es) Mejoras en un metodo para producir discos con informacion opticamente legible
ES538636A0 (es) Procedimiento para la produccion de un medio de registro magnetico.
JPS53123906A (en) Magnetic disc
JPS6136289B2 (de)
US1050932A (en) Disk record and the production thereof.
JPS55117741A (en) Manufacture of magnetic recording medium
JPS6040528A (ja) 磁気ディスクの製造方法
JP2959802B2 (ja) 連続磁性膜型磁気記録媒体の製造方法
JPS58200431A (ja) 磁気記録媒体の製造方法
JPS62298023A (ja) 磁気記録媒体の製造方法
JPS5671822A (en) Magnetic recording medium
JPS6087429A (ja) 磁気記録媒体及びその製造方法
US956904A (en) Sound-record tablet.
US382790A (en) Emile beelinee
JPS5867492A (ja) 熱転写式記録装置におけるインク担持体の再生装置
JPS61120342A (ja) 磁気記録媒体
JPS5487516A (en) Magnetic head
JPS5925284B2 (ja) 磁気デイスク記録媒体の製造方法
JPS62246137A (ja) 磁気記録媒体
JPS61133029A (ja) 磁気デイスク媒体の製造方法
JPS62298024A (ja) 磁気記録媒体の製造方法
JPH02308445A (ja) 光磁気ディスク
JPH03201216A (ja) 磁気記録媒体の製造方法