FR989769A - Perfectionnements aux compas gyro-magnétiques - Google Patents

Perfectionnements aux compas gyro-magnétiques

Info

Publication number
FR989769A
FR989769A FR989769DA FR989769A FR 989769 A FR989769 A FR 989769A FR 989769D A FR989769D A FR 989769DA FR 989769 A FR989769 A FR 989769A
Authority
FR
France
Prior art keywords
gyro
magnetic compasses
compasses
magnetic
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
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.)
Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA
Original Assignee
Societe Francaise dEquipements pour la Navigation Aerienne SFENA 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 Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA filed Critical Societe Francaise dEquipements pour la Navigation Aerienne SFENA SA
Application granted granted Critical
Publication of FR989769A publication Critical patent/FR989769A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02—Rotary gyroscopes
    • G01C19/34—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes
    • G01C19/36—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by magnetic means, e.g. gyromagnetic compasses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR989769D 1949-04-28 1949-04-28 Perfectionnements aux compas gyro-magnétiques Expired FR989769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR989769T 1949-04-28

Publications (1)

Publication Number Publication Date
FR989769A true FR989769A (fr) 1951-09-13

Family

ID=9540468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR989769D Expired FR989769A (fr) 1949-04-28 1949-04-28 Perfectionnements aux compas gyro-magnétiques

Country Status (1)

Country Link
FR (1) FR989769A (fr)

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