CH548638A - - Google Patents
Info
- Publication number
- CH548638A CH548638A CH1518771A CH1518771A CH548638A CH 548638 A CH548638 A CH 548638A CH 1518771 A CH1518771 A CH 1518771A CH 1518771 A CH1518771 A CH 1518771A CH 548638 A CH548638 A CH 548638A
- Authority
- CH
- Switzerland
- Prior art keywords
- tuning fork
- branches
- magnetic material
- piece
- magnetic
- 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
- G04C3/08—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
- G04C3/101—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 constructional details
- G04C3/107—Controlling frequency or amplitude of the oscillating system
-
- 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
- G04C3/101—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 constructional details
- G04C3/102—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 constructional details of the mechanical oscillator or of the coil
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9150870 | 1970-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH548638A true CH548638A (enrdf_load_stackoverflow) | 1974-04-30 |
Family
ID=14028336
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1518771A CH548638A (enrdf_load_stackoverflow) | 1970-10-19 | 1971-10-19 | |
| CH1518771D CH1518771A4 (enrdf_load_stackoverflow) | 1970-10-19 | 1971-10-19 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1518771D CH1518771A4 (enrdf_load_stackoverflow) | 1970-10-19 | 1971-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| CH (2) | CH548638A (enrdf_load_stackoverflow) |
-
1971
- 1971-10-19 CH CH1518771A patent/CH548638A/fr unknown
- 1971-10-19 CH CH1518771D patent/CH1518771A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH1518771A4 (enrdf_load_stackoverflow) | 1973-11-15 |
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