DE2060820C3 - In einem elektrischen Uhrwerk als Zeitbasis dienender mechanischer Resonator - Google Patents
In einem elektrischen Uhrwerk als Zeitbasis dienender mechanischer ResonatorInfo
- Publication number
- DE2060820C3 DE2060820C3 DE19702060820 DE2060820A DE2060820C3 DE 2060820 C3 DE2060820 C3 DE 2060820C3 DE 19702060820 DE19702060820 DE 19702060820 DE 2060820 A DE2060820 A DE 2060820A DE 2060820 C3 DE2060820 C3 DE 2060820C3
- Authority
- DE
- Germany
- Prior art keywords
- tongue
- attached
- resonator
- time base
- clockwork
- 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
- G04C3/12—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 piezoelectric means; driven by magneto-strictive means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7015211A FR2120193A5 (enExample) | 1970-04-27 | 1970-04-27 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2060820A1 DE2060820A1 (de) | 1971-11-11 |
| DE2060820B2 DE2060820B2 (de) | 1973-09-06 |
| DE2060820C3 true DE2060820C3 (de) | 1974-03-28 |
Family
ID=9054626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702060820 Expired DE2060820C3 (de) | 1970-04-27 | 1970-12-10 | In einem elektrischen Uhrwerk als Zeitbasis dienender mechanischer Resonator |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2060820C3 (enExample) |
| FR (1) | FR2120193A5 (enExample) |
-
1970
- 1970-04-27 FR FR7015211A patent/FR2120193A5/fr not_active Expired
- 1970-12-10 DE DE19702060820 patent/DE2060820C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2060820A1 (de) | 1971-11-11 |
| DE2060820B2 (de) | 1973-09-06 |
| FR2120193A5 (enExample) | 1972-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |