CH702968A4 - SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT - Google Patents
SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENTInfo
- Publication number
- CH702968A4 CH702968A4 CH702968D CH702968DD CH702968A4 CH 702968 A4 CH702968 A4 CH 702968A4 CH 702968 D CH702968 D CH 702968D CH 702968D D CH702968D D CH 702968DD CH 702968 A4 CH702968 A4 CH 702968A4
- Authority
- CH
- Switzerland
- Prior art keywords
- resonator
- service circuit
- watchmaking movement
- watchmaking
- movement
- 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
- G04C3/065—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
- G04C3/067—Driving circuits with distinct detecting and driving 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
- G04C3/08—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/10—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
- G04C3/108—Driving circuits
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH702968A CH543116A (en) | 1968-05-10 | 1968-05-10 | Maintenance circuit of the resonator of a clockwork movement |
Publications (1)
Publication Number | Publication Date |
---|---|
CH702968A4 true CH702968A4 (en) | 1973-06-29 |
Family
ID=4318808
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH702968A CH543116A (en) | 1968-05-10 | 1968-05-10 | Maintenance circuit of the resonator of a clockwork movement |
CH702968D CH702968A4 (en) | 1968-05-10 | 1968-05-10 | SERVICE CIRCUIT FOR THE RESONATOR OF A WATCHMAKING MOVEMENT |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH702968A CH543116A (en) | 1968-05-10 | 1968-05-10 | Maintenance circuit of the resonator of a clockwork movement |
Country Status (1)
Country | Link |
---|---|
CH (2) | CH543116A (en) |
-
1968
- 1968-05-10 CH CH702968A patent/CH543116A/en unknown
- 1968-05-10 CH CH702968D patent/CH702968A4/en unknown
Also Published As
Publication number | Publication date |
---|---|
CH543116A (en) | 1973-06-29 |
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