FR1490763A - Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece - Google Patents
Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepieceInfo
- Publication number
- FR1490763A FR1490763A FR70557A FR70557A FR1490763A FR 1490763 A FR1490763 A FR 1490763A FR 70557 A FR70557 A FR 70557A FR 70557 A FR70557 A FR 70557A FR 1490763 A FR1490763 A FR 1490763A
- Authority
- FR
- France
- Prior art keywords
- timepiece
- stabilizing
- oscillation frequency
- mechanical oscillator
- oscillator
- 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
- G04C3/08—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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR70557A FR1490763A (en) | 1966-07-22 | 1966-07-22 | Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR70557A FR1490763A (en) | 1966-07-22 | 1966-07-22 | Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1490763A true FR1490763A (en) | 1967-08-04 |
Family
ID=8613932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR70557A Expired FR1490763A (en) | 1966-07-22 | 1966-07-22 | Device for stabilizing the oscillation frequency of a mechanical oscillator for a timepiece |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1490763A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3528308A (en) * | 1967-06-27 | 1970-09-15 | Movado Montres | Mechanical resonator of rotation |
-
1966
- 1966-07-22 FR FR70557A patent/FR1490763A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3528308A (en) * | 1967-06-27 | 1970-09-15 | Movado Montres | Mechanical resonator of rotation |
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