FR1047158A - Course keeper - Google Patents

Course keeper

Info

Publication number
FR1047158A
FR1047158A FR1047158DA FR1047158A FR 1047158 A FR1047158 A FR 1047158A FR 1047158D A FR1047158D A FR 1047158DA FR 1047158 A FR1047158 A FR 1047158A
Authority
FR
France
Prior art keywords
keeper
course
course keeper
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
French (fr)
Inventor
Henri-Fabrice Melot
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 filed Critical
Application granted granted Critical
Publication of FR1047158A publication Critical patent/FR1047158A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
FR1047158D 1950-12-30 1950-12-30 Course keeper Expired FR1047158A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1047158T 1950-12-30

Publications (1)

Publication Number Publication Date
FR1047158A true FR1047158A (en) 1953-12-11

Family

ID=9592710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047158D Expired FR1047158A (en) 1950-12-30 1950-12-30 Course keeper

Country Status (1)

Country Link
FR (1) FR1047158A (en)

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