FR1199907A - Magnetic accumulator, in particular for information devices - Google Patents

Magnetic accumulator, in particular for information devices

Info

Publication number
FR1199907A
FR1199907A FR1199907DA FR1199907A FR 1199907 A FR1199907 A FR 1199907A FR 1199907D A FR1199907D A FR 1199907DA FR 1199907 A FR1199907 A FR 1199907A
Authority
FR
France
Prior art keywords
information devices
magnetic accumulator
accumulator
magnetic
devices
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Otto Barthelmes
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.)
Philips Electrologica GmbH
Original Assignee
Siemag Feinmechanische Werke GmbH
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 Siemag Feinmechanische Werke GmbH filed Critical Siemag Feinmechanische Werke GmbH
Application granted granted Critical
Publication of FR1199907A publication Critical patent/FR1199907A/en
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
    • G11B5/76—Drum 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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
FR1199907D 1957-07-20 1958-07-16 Magnetic accumulator, in particular for information devices Expired FR1199907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1199907X 1957-07-20

Publications (1)

Publication Number Publication Date
FR1199907A true FR1199907A (en) 1959-12-17

Family

ID=7732093

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1199907D Expired FR1199907A (en) 1957-07-20 1958-07-16 Magnetic accumulator, in particular for information devices

Country Status (2)

Country Link
FR (1) FR1199907A (en)
NL (1) NL229636A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0665541A2 (en) * 1994-01-31 1995-08-02 Matsushita Electric Industrial Co., Ltd. Information recording and reproducing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0665541A2 (en) * 1994-01-31 1995-08-02 Matsushita Electric Industrial Co., Ltd. Information recording and reproducing device
EP0665541A3 (en) * 1994-01-31 1996-11-20 Matsushita Electric Ind Co Ltd Information recording and reproducing device.
US6101164A (en) * 1994-01-31 2000-08-08 Matsushita Electric Industrial Co., Ltd. High density recording by a conductive probe contact with phase change recording layer

Also Published As

Publication number Publication date
NL229636A (en)

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