FR540254A - Perfectionnements aux compas de route - Google Patents
Perfectionnements aux compas de routeInfo
- Publication number
- FR540254A FR540254A FR540254DA FR540254A FR 540254 A FR540254 A FR 540254A FR 540254D A FR540254D A FR 540254DA FR 540254 A FR540254 A FR 540254A
- Authority
- FR
- France
- Prior art keywords
- compass
- driving
- driving compass
- compass improvements
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR540254T | 1921-09-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR540254A true FR540254A (fr) | 1922-07-08 |
Family
ID=8929326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR540254D Expired FR540254A (fr) | 1921-09-02 | 1921-09-02 | Perfectionnements aux compas de route |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR540254A (fr) |
-
1921
- 1921-09-02 FR FR540254D patent/FR540254A/fr not_active Expired
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