FR1047365A - Tête magnétique - Google Patents

Tête magnétique

Info

Publication number
FR1047365A
FR1047365A FR1047365DA FR1047365A FR 1047365 A FR1047365 A FR 1047365A FR 1047365D A FR1047365D A FR 1047365DA FR 1047365 A FR1047365 A FR 1047365A
Authority
FR
France
Prior art keywords
magnetic 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.)
Expired
Application number
Other languages
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1047365A publication Critical patent/FR1047365A/fr
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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/193—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features the pole pieces being ferrite or other magnetic particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR1047365D 1950-12-30 1951-12-28 Tête magnétique Expired FR1047365A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1047365X 1950-12-30

Publications (1)

Publication Number Publication Date
FR1047365A true FR1047365A (fr) 1953-12-14

Family

ID=19867776

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047365D Expired FR1047365A (fr) 1950-12-30 1951-12-28 Tête magnétique

Country Status (1)

Country Link
FR (1) FR1047365A (fr)

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