FR2133209A5 - - Google Patents

Info

Publication number
FR2133209A5
FR2133209A5 FR7112963A FR7112963A FR2133209A5 FR 2133209 A5 FR2133209 A5 FR 2133209A5 FR 7112963 A FR7112963 A FR 7112963A FR 7112963 A FR7112963 A FR 7112963A FR 2133209 A5 FR2133209 A5 FR 2133209A5
Authority
FR
France
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
FR7112963A
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7112963A priority Critical patent/FR2133209A5/fr
Application granted granted Critical
Publication of FR2133209A5 publication Critical patent/FR2133209A5/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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR7112963A 1971-04-13 1971-04-13 Expired FR2133209A5 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7112963A FR2133209A5 (fr) 1971-04-13 1971-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7112963A FR2133209A5 (fr) 1971-04-13 1971-04-13

Publications (1)

Publication Number Publication Date
FR2133209A5 true FR2133209A5 (fr) 1972-11-24

Family

ID=9075178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7112963A Expired FR2133209A5 (fr) 1971-04-13 1971-04-13

Country Status (1)

Country Link
FR (1) FR2133209A5 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508216A1 (fr) * 1981-06-19 1982-12-24 Thomson Csf Tete magnetique pour ecriture, lecture et effacement sur piste magnetique etroite, et procede de fabrication de cette tete magnetique, simple ou multipiste

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508216A1 (fr) * 1981-06-19 1982-12-24 Thomson Csf Tete magnetique pour ecriture, lecture et effacement sur piste magnetique etroite, et procede de fabrication de cette tete magnetique, simple ou multipiste
EP0068995A1 (fr) * 1981-06-19 1983-01-05 Thomson-Csf Tête magnétique pour écriture, lecture et effacement sur piste magnétique étroite, et procédé de fabrication de cette tête magnétique, simple ou multipiste

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Legal Events

Date Code Title Description
ST Notification of lapse