JPS5337203B2 - - Google Patents

Info

Publication number
JPS5337203B2
JPS5337203B2 JP12194874A JP12194874A JPS5337203B2 JP S5337203 B2 JPS5337203 B2 JP S5337203B2 JP 12194874 A JP12194874 A JP 12194874A JP 12194874 A JP12194874 A JP 12194874A JP S5337203 B2 JPS5337203 B2 JP S5337203B2
Authority
JP
Japan
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.)
Expired
Application number
JP12194874A
Other languages
Japanese (ja)
Other versions
JPS5148303A (enrdf_load_stackoverflow
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 filed Critical
Priority to JP12194874A priority Critical patent/JPS5337203B2/ja
Priority to NLAANVRAGE7512229,A priority patent/NL182180C/xx
Priority to FR7532000A priority patent/FR2289022A1/fr
Priority to DE19752547408 priority patent/DE2547408A1/de
Priority to GB43941/75A priority patent/GB1493160A/en
Publication of JPS5148303A publication Critical patent/JPS5148303A/ja
Publication of JPS5337203B2 publication Critical patent/JPS5337203B2/ja
Expired 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • 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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73911—Inorganic substrates
    • G11B5/73913—Composites or coated substrates
    • 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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73911—Inorganic substrates
    • G11B5/73917—Metallic substrates, i.e. elemental metal or metal alloy substrates
    • G11B5/73919—Aluminium or titanium elemental or alloy substrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP12194874A 1974-10-24 1974-10-24 Expired JPS5337203B2 (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP12194874A JPS5337203B2 (enrdf_load_stackoverflow) 1974-10-24 1974-10-24
NLAANVRAGE7512229,A NL182180C (nl) 1974-10-24 1975-10-17 Magnetisch schijfsubstraat voor registratie met grote opslagdichtheid.
FR7532000A FR2289022A1 (fr) 1974-10-24 1975-10-20 Support pour disque magnetique
DE19752547408 DE2547408A1 (de) 1974-10-24 1975-10-23 Magnetplattenkoerper
GB43941/75A GB1493160A (en) 1974-10-24 1975-10-24 Magnetic disc for recording with high storage density

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12194874A JPS5337203B2 (enrdf_load_stackoverflow) 1974-10-24 1974-10-24

Publications (2)

Publication Number Publication Date
JPS5148303A JPS5148303A (enrdf_load_stackoverflow) 1976-04-26
JPS5337203B2 true JPS5337203B2 (enrdf_load_stackoverflow) 1978-10-07

Family

ID=14823871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12194874A Expired JPS5337203B2 (enrdf_load_stackoverflow) 1974-10-24 1974-10-24

Country Status (5)

Country Link
JP (1) JPS5337203B2 (enrdf_load_stackoverflow)
DE (1) DE2547408A1 (enrdf_load_stackoverflow)
FR (1) FR2289022A1 (enrdf_load_stackoverflow)
GB (1) GB1493160A (enrdf_load_stackoverflow)
NL (1) NL182180C (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5168207A (ja) * 1974-12-10 1976-06-12 Fujitsu Ltd Jikideisukuyokibanno seizohoho
JPS5760957Y2 (enrdf_load_stackoverflow) * 1978-09-14 1982-12-25
DE3014718A1 (de) * 1980-04-17 1981-10-22 Ibm Deutschland Gmbh, 7000 Stuttgart Mehrschichtige magnetische duennfilmplatte mit kunstharzschicht sowie verfahren zur herstellung derselben
JPS59180832A (ja) * 1983-03-31 1984-10-15 Nippon Light Metal Co Ltd 磁気記録材用アルマイト基板
JPS6022733A (ja) * 1983-07-19 1985-02-05 Hitachi Metals Ltd 磁気デイスク基板
US4552820A (en) * 1984-04-25 1985-11-12 Lin Data Corporation Disc media
DE3619432A1 (de) * 1986-06-10 1987-12-17 Komatsu Mfg Co Ltd Verfahren zur herstellung eines elektrophotographischen photosensors

Also Published As

Publication number Publication date
NL182180C (nl) 1988-01-18
GB1493160A (en) 1977-11-23
NL7512229A (nl) 1976-04-27
DE2547408A1 (de) 1976-04-29
FR2289022A1 (fr) 1976-05-21
FR2289022B1 (enrdf_load_stackoverflow) 1980-01-04
JPS5148303A (enrdf_load_stackoverflow) 1976-04-26

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