CH138362A - Pièce d'horlogerie électrique. - Google Patents
Pièce d'horlogerie électrique.Info
- Publication number
- CH138362A CH138362A CH138362DA CH138362A CH 138362 A CH138362 A CH 138362A CH 138362D A CH138362D A CH 138362DA CH 138362 A CH138362 A CH 138362A
- Authority
- CH
- Switzerland
- Prior art keywords
- electric timepiece
- timepiece
- electric
- Prior art date
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
- G04C3/061—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 and mechanically driving the gear-train
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C13/00—Driving mechanisms for clocks by primary clocks
- G04C13/08—Secondary clocks actuated intermittently
- G04C13/10—Secondary clocks actuated intermittently by electromechanical step-advancing mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH138362T | 1928-11-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH138362A true CH138362A (fr) | 1930-02-28 |
Family
ID=4395737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH138362D CH138362A (fr) | 1928-11-03 | 1928-11-03 | Pièce d'horlogerie électrique. |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH138362A (fr) |
-
1928
- 1928-11-03 CH CH138362D patent/CH138362A/fr unknown
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