FR1457860A - Tête magnétique d'enregistrement et de reproduction - Google Patents

Tête magnétique d'enregistrement et de reproduction

Info

Publication number
FR1457860A
FR1457860A FR40671A FR40671A FR1457860A FR 1457860 A FR1457860 A FR 1457860A FR 40671 A FR40671 A FR 40671A FR 40671 A FR40671 A FR 40671A FR 1457860 A FR1457860 A FR 1457860A
Authority
FR
France
Prior art keywords
magnetic recording
reproducing head
reproducing
head
recording
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
FR40671A
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.)
Olivetti General Electric SpA
Original Assignee
Olivetti General Electric SpA
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 Olivetti General Electric SpA filed Critical Olivetti General Electric SpA
Application granted granted Critical
Publication of FR1457860A publication Critical patent/FR1457860A/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
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
    • G11B5/2452—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track where the dimensions of the effective gap are controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR40671A 1964-12-02 1965-12-02 Tête magnétique d'enregistrement et de reproduction Expired FR1457860A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT258964 1964-12-02

Publications (1)

Publication Number Publication Date
FR1457860A true FR1457860A (fr) 1966-11-04

Family

ID=1580963

Family Applications (1)

Application Number Title Priority Date Filing Date
FR40671A Expired FR1457860A (fr) 1964-12-02 1965-12-02 Tête magnétique d'enregistrement et de reproduction

Country Status (1)

Country Link
FR (1) FR1457860A (fr)

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