FR332405A - Device for indicating cardinal points - Google Patents

Device for indicating cardinal points

Info

Publication number
FR332405A
FR332405A FR332405DA FR332405A FR 332405 A FR332405 A FR 332405A FR 332405D A FR332405D A FR 332405DA FR 332405 A FR332405 A FR 332405A
Authority
FR
France
Prior art keywords
indicating
cardinal points
cardinal
points
indicating cardinal
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
Jac Van Den Ban
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.)
JAC VAN DEN BAN
Original Assignee
JAC VAN DEN BAN
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 JAC VAN DEN BAN filed Critical JAC VAN DEN BAN
Application granted granted Critical
Publication of FR332405A publication Critical patent/FR332405A/en
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
    • G01C19/38—Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR332405D 1903-05-26 1903-05-26 Device for indicating cardinal points Expired FR332405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR332405T 1903-05-26

Publications (1)

Publication Number Publication Date
FR332405A true FR332405A (en) 1903-10-28

Family

ID=1382054

Family Applications (1)

Application Number Title Priority Date Filing Date
FR332405D Expired FR332405A (en) 1903-05-26 1903-05-26 Device for indicating cardinal points

Country Status (1)

Country Link
FR (1) FR332405A (en)

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