FR2357972B1 - - Google Patents

Info

Publication number
FR2357972B1
FR2357972B1 FR7620945A FR7620945A FR2357972B1 FR 2357972 B1 FR2357972 B1 FR 2357972B1 FR 7620945 A FR7620945 A FR 7620945A FR 7620945 A FR7620945 A FR 7620945A FR 2357972 B1 FR2357972 B1 FR 2357972B1
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
FR7620945A
Other languages
French (fr)
Other versions
FR2357972A1 (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.)
Thales SA
Original Assignee
Dassault Electronique 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 Dassault Electronique SA filed Critical Dassault Electronique SA
Priority to FR7620945A priority Critical patent/FR2357972A1/fr
Priority to BR7702515A priority patent/BR7702515A/pt
Publication of FR2357972A1 publication Critical patent/FR2357972A1/fr
Application granted granted Critical
Publication of FR2357972B1 publication Critical patent/FR2357972B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/11—Shielding of head against electric or magnetic fields
    • G11B5/115—Shielding devices arranged between heads or windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
FR7620945A 1976-07-08 1976-07-08 Dispositif d'enregistrement et de lecture magnetique Granted FR2357972A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7620945A FR2357972A1 (fr) 1976-07-08 1976-07-08 Dispositif d'enregistrement et de lecture magnetique
BR7702515A BR7702515A (pt) 1976-07-08 1977-04-20 Dispositivo de registro e de leitura magnetica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7620945A FR2357972A1 (fr) 1976-07-08 1976-07-08 Dispositif d'enregistrement et de lecture magnetique

Publications (2)

Publication Number Publication Date
FR2357972A1 FR2357972A1 (fr) 1978-02-03
FR2357972B1 true FR2357972B1 (OSRAM) 1981-04-30

Family

ID=9175434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620945A Granted FR2357972A1 (fr) 1976-07-08 1976-07-08 Dispositif d'enregistrement et de lecture magnetique

Country Status (2)

Country Link
BR (1) BR7702515A (OSRAM)
FR (1) FR2357972A1 (OSRAM)

Also Published As

Publication number Publication date
FR2357972A1 (fr) 1978-02-03
BR7702515A (pt) 1978-02-28

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property