FR2622336B1 - Tete magnetique de lecture et d'enregistrement - Google Patents

Tete magnetique de lecture et d'enregistrement

Info

Publication number
FR2622336B1
FR2622336B1 FR8714820A FR8714820A FR2622336B1 FR 2622336 B1 FR2622336 B1 FR 2622336B1 FR 8714820 A FR8714820 A FR 8714820A FR 8714820 A FR8714820 A FR 8714820A FR 2622336 B1 FR2622336 B1 FR 2622336B1
Authority
FR
France
Prior art keywords
recording head
magnetic reading
reading
magnetic
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 - Fee Related
Application number
FR8714820A
Other languages
English (en)
Other versions
FR2622336A1 (fr
Inventor
Jean-Luc Rolland
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.)
EUROP COMPOSANTS ELECTRON
Original Assignee
EUROP COMPOSANTS ELECTRON
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 EUROP COMPOSANTS ELECTRON filed Critical EUROP COMPOSANTS ELECTRON
Priority to FR8714820A priority Critical patent/FR2622336B1/fr
Publication of FR2622336A1 publication Critical patent/FR2622336A1/fr
Application granted granted Critical
Publication of FR2622336B1 publication Critical patent/FR2622336B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
    • 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
    • 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
    • G11B5/17—Construction or disposition of windings
    • 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)
  • Magnetic Heads (AREA)
FR8714820A 1987-10-27 1987-10-27 Tete magnetique de lecture et d'enregistrement Expired - Fee Related FR2622336B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8714820A FR2622336B1 (fr) 1987-10-27 1987-10-27 Tete magnetique de lecture et d'enregistrement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8714820A FR2622336B1 (fr) 1987-10-27 1987-10-27 Tete magnetique de lecture et d'enregistrement

Publications (2)

Publication Number Publication Date
FR2622336A1 FR2622336A1 (fr) 1989-04-28
FR2622336B1 true FR2622336B1 (fr) 1995-07-21

Family

ID=9356191

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8714820A Expired - Fee Related FR2622336B1 (fr) 1987-10-27 1987-10-27 Tete magnetique de lecture et d'enregistrement

Country Status (1)

Country Link
FR (1) FR2622336B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648940B1 (fr) * 1989-06-27 1991-09-06 Thomson Csf Procede de realisation de tete magnetique multipiste et tete magnetique multipiste
FR2650127B1 (fr) * 1989-07-18 1991-09-20 Thomson Csf Generateur d'impulsion laser de puissance
GB8919529D0 (en) * 1989-08-29 1989-10-11 Rue Company P L C The De Improved magnetic recording head
GB2252663B (en) * 1989-08-29 1993-07-07 Rue Card Technology Limited De Data transfer head

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1272521A (fr) * 1960-06-23 1961-09-29 Elliott Brothers London Ltd Perfectionnements apportés aux têtes magnétiques pour enregistreurs, et à leurs procédés de fabrication
JPS5564626A (en) * 1978-11-06 1980-05-15 Nec Corp Compound magnetic head
JPS5665325A (en) * 1979-10-31 1981-06-03 Nippon Gakki Seizo Kk Manufacture of magnetic head
JPS5726412A (en) * 1980-07-23 1982-02-12 Canon Inc Magnetic core
JPS5930227A (ja) * 1982-08-10 1984-02-17 Matsushita Electric Ind Co Ltd 磁気ヘツドの製造方法
FR2559293B1 (fr) * 1984-02-03 1988-09-09 Commissariat Energie Atomique Nouvelle tete magnetique d'ecriture et de lecture pour enregistrement magnetique et son procede de fabrication
JPS60187907A (ja) * 1984-03-06 1985-09-25 Tdk Corp 磁気ヘツド及びその製造方法
JPS61151818A (ja) * 1984-12-26 1986-07-10 Hitachi Ltd 薄膜磁気ヘツド
FR2604021B1 (fr) * 1986-09-17 1988-10-28 Commissariat Energie Atomique Procede de realisation de tetes magnetiques en couches minces et a structure planaire et tete obtenue par ce procede

Also Published As

Publication number Publication date
FR2622336A1 (fr) 1989-04-28

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Legal Events

Date Code Title Description
ST Notification of lapse