FR1008378A - Perfectionnements aux montres électriques - Google Patents
Perfectionnements aux montres électriquesInfo
- Publication number
- FR1008378A FR1008378A FR1008378DA FR1008378A FR 1008378 A FR1008378 A FR 1008378A FR 1008378D A FR1008378D A FR 1008378DA FR 1008378 A FR1008378 A FR 1008378A
- Authority
- FR
- France
- Prior art keywords
- electric watches
- watches
- electric
- 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
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
- G04C3/063—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling contacts, the balance driving electro-magnet simultaneously driving the gear-train
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1008378T | 1950-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1008378A true FR1008378A (fr) | 1952-05-16 |
Family
ID=9567305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1008378D Expired FR1008378A (fr) | 1950-01-14 | 1950-01-14 | Perfectionnements aux montres électriques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1008378A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961587A (en) * | 1954-01-16 | 1960-11-22 | Omega Brandt & Freres Sa Louis | Timepiece |
-
1950
- 1950-01-14 FR FR1008378D patent/FR1008378A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961587A (en) * | 1954-01-16 | 1960-11-22 | Omega Brandt & Freres Sa Louis | Timepiece |
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