FR2138174A1 - - Google Patents
Info
- Publication number
- FR2138174A1 FR2138174A1 FR7218565A FR7218565A FR2138174A1 FR 2138174 A1 FR2138174 A1 FR 2138174A1 FR 7218565 A FR7218565 A FR 7218565A FR 7218565 A FR7218565 A FR 7218565A FR 2138174 A1 FR2138174 A1 FR 2138174A1
- Authority
- FR
- France
- 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.)
- Granted
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 |
---|---|---|---|
DE19712124357 DE2124357C3 (de) | 1971-05-17 | Meridian-Kreiselgerät |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2138174A1 true FR2138174A1 (fr) | 1972-12-29 |
FR2138174B1 FR2138174B1 (fr) | 1976-08-06 |
Family
ID=5808093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7218565A Expired FR2138174B1 (fr) | 1971-05-17 | 1972-05-16 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2138174B1 (fr) |
GB (1) | GB1344893A (fr) |
IT (1) | IT955359B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2377029A1 (fr) * | 1977-01-10 | 1978-08-04 | Sperry Rand Corp | Compas gyroscopique |
-
1971
- 1971-10-18 GB GB4827571A patent/GB1344893A/en not_active Expired
-
1972
- 1972-05-10 IT IT2414272A patent/IT955359B/it active
- 1972-05-16 FR FR7218565A patent/FR2138174B1/fr not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2377029A1 (fr) * | 1977-01-10 | 1978-08-04 | Sperry Rand Corp | Compas gyroscopique |
Also Published As
Publication number | Publication date |
---|---|
GB1344893A (en) | 1974-01-23 |
FR2138174B1 (fr) | 1976-08-06 |
DE2124357A1 (de) | 1972-11-30 |
DE2124357B2 (de) | 1976-11-18 |
IT955359B (it) | 1973-09-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |