JPS5727436A - Magnetic drum device - Google Patents

Magnetic drum device

Info

Publication number
JPS5727436A
JPS5727436A JP10243680A JP10243680A JPS5727436A JP S5727436 A JPS5727436 A JP S5727436A JP 10243680 A JP10243680 A JP 10243680A JP 10243680 A JP10243680 A JP 10243680A JP S5727436 A JPS5727436 A JP S5727436A
Authority
JP
Japan
Prior art keywords
shaft
layer
flange
magnetic drum
molten
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
JP10243680A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239508B2 (enrdf_load_stackoverflow
Inventor
Isamu Yamada
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 JP10243680A priority Critical patent/JPS5727436A/ja
Publication of JPS5727436A publication Critical patent/JPS5727436A/ja
Publication of JPS6239508B2 publication Critical patent/JPS6239508B2/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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
    • 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
    • G11B5/76—Drum carriers

Landscapes

  • Magnetic Record Carriers (AREA)
JP10243680A 1980-07-28 1980-07-28 Magnetic drum device Granted JPS5727436A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10243680A JPS5727436A (en) 1980-07-28 1980-07-28 Magnetic drum device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10243680A JPS5727436A (en) 1980-07-28 1980-07-28 Magnetic drum device

Publications (2)

Publication Number Publication Date
JPS5727436A true JPS5727436A (en) 1982-02-13
JPS6239508B2 JPS6239508B2 (enrdf_load_stackoverflow) 1987-08-24

Family

ID=14327409

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10243680A Granted JPS5727436A (en) 1980-07-28 1980-07-28 Magnetic drum device

Country Status (1)

Country Link
JP (1) JPS5727436A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6239508B2 (enrdf_load_stackoverflow) 1987-08-24

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