CH477032A - Schwingungskompensierter mechanischer Schwinger als Frequenzsignal für ein Zeitmessgerät - Google Patents
Schwingungskompensierter mechanischer Schwinger als Frequenzsignal für ein ZeitmessgerätInfo
- Publication number
- CH477032A CH477032A CH366367A CH477032DA CH477032A CH 477032 A CH477032 A CH 477032A CH 366367 A CH366367 A CH 366367A CH 477032D A CH477032D A CH 477032DA CH 477032 A CH477032 A CH 477032A
- Authority
- CH
- Switzerland
- Prior art keywords
- vibration
- frequency signal
- timing device
- mechanical oscillator
- compensated mechanical
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B17/00—Mechanisms for stabilising frequency
- G04B17/04—Oscillators acting by spring tension
-
- 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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEU12540A DE1253750B (de) | 1966-03-24 | 1966-03-24 | Schwingungskompensierter mechanischer Schwinger fuer Frequenznormale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH477032A true CH477032A (de) | 1969-08-15 |
Family
ID=7568022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH366367A CH477032A (de) | 1966-03-24 | 1967-03-14 | Schwingungskompensierter mechanischer Schwinger als Frequenzsignal für ein Zeitmessgerät |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3477223A (de) |
| CH (1) | CH477032A (de) |
| DE (1) | DE1253750B (de) |
| GB (1) | GB1119816A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1229871A (de) * | 1967-08-24 | 1971-04-28 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1053667A (de) * | ||||
| US2994241A (en) * | 1958-10-23 | 1961-08-01 | Gibbs Mfg & Res Corp | Tuning fork |
| CA768731A (en) * | 1963-03-12 | 1967-10-03 | V. Braine Michael | Resonator structure and method of construction |
| US3167905A (en) * | 1963-07-16 | 1965-02-02 | Bulova Watch Co Inc | Motion transformers for electronically controlled timepiece |
| US3201932A (en) * | 1964-07-10 | 1965-08-24 | United States Time Corp | Vibratory frequency standard for a timekeeping device |
-
1966
- 1966-03-24 DE DEU12540A patent/DE1253750B/de active Pending
-
1967
- 1967-03-08 US US621482A patent/US3477223A/en not_active Expired - Lifetime
- 1967-03-14 CH CH366367A patent/CH477032A/de not_active IP Right Cessation
- 1967-03-15 GB GB12256/67A patent/GB1119816A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1119816A (en) | 1968-07-10 |
| DE1253750B (de) | 1967-11-09 |
| US3477223A (en) | 1969-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |