FR672961A - Compas à plusieurs gyroscopes - Google Patents
Compas à plusieurs gyroscopesInfo
- Publication number
- FR672961A FR672961A FR672961DA FR672961A FR 672961 A FR672961 A FR 672961A FR 672961D A FR672961D A FR 672961DA FR 672961 A FR672961 A FR 672961A
- Authority
- FR
- France
- Prior art keywords
- compass
- several gyroscopes
- gyroscopes
- several
- 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)
- Gyroscopes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE309910X | 1928-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR672961A true FR672961A (fr) | 1930-01-09 |
Family
ID=6122140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR672961D Expired FR672961A (fr) | 1928-04-17 | 1929-04-11 | Compas à plusieurs gyroscopes |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR672961A (h) |
| GB (1) | GB309910A (h) |
| NL (1) | NL31706C (h) |
-
0
- NL NL31706D patent/NL31706C/xx active
-
1929
- 1929-04-10 GB GB11155/29A patent/GB309910A/en not_active Expired
- 1929-04-11 FR FR672961D patent/FR672961A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB309910A (en) | 1930-05-08 |
| NL31706C (h) |
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