FR2496256B1 - - Google Patents

Info

Publication number
FR2496256B1
FR2496256B1 FR8026587A FR8026587A FR2496256B1 FR 2496256 B1 FR2496256 B1 FR 2496256B1 FR 8026587 A FR8026587 A FR 8026587A FR 8026587 A FR8026587 A FR 8026587A FR 2496256 B1 FR2496256 B1 FR 2496256B1
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
FR8026587A
Other languages
French (fr)
Other versions
FR2496256A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8026587A priority Critical patent/FR2496256A1/fr
Priority to PCT/FR1981/000164 priority patent/WO1982002088A1/fr
Priority to EP19820900027 priority patent/EP0066595A1/fr
Publication of FR2496256A1 publication Critical patent/FR2496256A1/fr
Application granted granted Critical
Publication of FR2496256B1 publication Critical patent/FR2496256B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/20—Observing the compass card or needle
    • G01C17/26—Observing the compass card or needle using electric pick-offs for transmission to final indicator, e.g. photocell

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Led Device Packages (AREA)
FR8026587A 1980-12-15 1980-12-15 Compas magnetique optoelectrique Granted FR2496256A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8026587A FR2496256A1 (fr) 1980-12-15 1980-12-15 Compas magnetique optoelectrique
PCT/FR1981/000164 WO1982002088A1 (fr) 1980-12-15 1981-12-15 Compas magnetique opto-electrique
EP19820900027 EP0066595A1 (fr) 1980-12-15 1981-12-15 Compas magnetique opto-electrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8026587A FR2496256A1 (fr) 1980-12-15 1980-12-15 Compas magnetique optoelectrique

Publications (2)

Publication Number Publication Date
FR2496256A1 FR2496256A1 (fr) 1982-06-18
FR2496256B1 true FR2496256B1 (enExample) 1984-02-03

Family

ID=9249092

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8026587A Granted FR2496256A1 (fr) 1980-12-15 1980-12-15 Compas magnetique optoelectrique

Country Status (1)

Country Link
FR (1) FR2496256A1 (enExample)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE528347A (enExample) *
FR813385A (fr) * 1935-05-11 1937-05-31 Dispositif de mesure ou de commande
US3567327A (en) * 1967-11-02 1971-03-02 Us Navy Magnetic compass direction indicating system
GB1426011A (en) * 1973-01-10 1976-02-25 Inst Poluprovodnikov Photoresistive arrangements
FR2316578A1 (fr) * 1975-07-03 1977-01-28 Realisations Electronique Et Detecteur magnetique

Also Published As

Publication number Publication date
FR2496256A1 (fr) 1982-06-18

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Legal Events

Date Code Title Description
ST Notification of lapse