FR1154314A - Marking head for magnetic recordings by the limit line displacement process - Google Patents

Marking head for magnetic recordings by the limit line displacement process

Info

Publication number
FR1154314A
FR1154314A FR1154314DA FR1154314A FR 1154314 A FR1154314 A FR 1154314A FR 1154314D A FR1154314D A FR 1154314DA FR 1154314 A FR1154314 A FR 1154314A
Authority
FR
France
Prior art keywords
limit line
line displacement
marking head
displacement process
magnetic recordings
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)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR1154314A publication Critical patent/FR1154314A/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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4907—Details for scanning
FR1154314D 1955-06-29 1956-06-28 Marking head for magnetic recordings by the limit line displacement process Expired FR1154314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1154314X 1955-06-29

Publications (1)

Publication Number Publication Date
FR1154314A true FR1154314A (en) 1958-04-04

Family

ID=7727705

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1154314D Expired FR1154314A (en) 1955-06-29 1956-06-28 Marking head for magnetic recordings by the limit line displacement process
FR1155423D Expired FR1155423A (en) 1955-06-29 1956-08-07 Recording head for making magnetic recordings using the boundary line shift process

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR1155423D Expired FR1155423A (en) 1955-06-29 1956-08-07 Recording head for making magnetic recordings using the boundary line shift process

Country Status (1)

Country Link
FR (2) FR1154314A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084227A (en) * 1958-06-11 1963-04-02 Sylvania Electric Prod Magnetic tape transducer
US3147347A (en) * 1959-06-03 1964-09-01 Sony Corp Boundary-displacement magnetic recording or reproducing head
FR2163574A1 (en) * 1971-12-14 1973-07-27 Matsushita Electric Ind Co Ltd

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084227A (en) * 1958-06-11 1963-04-02 Sylvania Electric Prod Magnetic tape transducer
US3147347A (en) * 1959-06-03 1964-09-01 Sony Corp Boundary-displacement magnetic recording or reproducing head
FR2163574A1 (en) * 1971-12-14 1973-07-27 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
FR1155423A (en) 1958-04-28

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