FR1189504A - Electric watch - Google Patents
Electric watchInfo
- Publication number
- FR1189504A FR1189504A FR1189504DA FR1189504A FR 1189504 A FR1189504 A FR 1189504A FR 1189504D A FR1189504D A FR 1189504DA FR 1189504 A FR1189504 A FR 1189504A
- Authority
- FR
- France
- Prior art keywords
- electric watch
- watch
- 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
- G04C3/065—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 gear-train by means of static switches, e.g. transistor circuits
- G04C3/066—Constructional details, e.g. disposition of coils
-
- 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
- G04C3/062—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 gear-train or several gear-trains being driven electro-magnetically thereby
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 |
|---|---|---|---|
| DE1189504X | 1957-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1189504A true FR1189504A (en) | 1959-10-05 |
Family
ID=7731088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1189504D Expired FR1189504A (en) | 1957-01-04 | 1958-01-04 | Electric watch |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1189504A (en) |
-
1958
- 1958-01-04 FR FR1189504D patent/FR1189504A/en not_active Expired
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