CH196664A4 - - Google Patents
Info
- Publication number
- CH196664A4 CH196664A4 CH196664D CH196664D CH196664A4 CH 196664 A4 CH196664 A4 CH 196664A4 CH 196664 D CH196664 D CH 196664D CH 196664 D CH196664 D CH 196664D CH 196664 A4 CH196664 A4 CH 196664A4
- Authority
- CH
- Switzerland
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
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH196664A CH409791A (de) | 1964-02-18 | 1964-02-18 | Elektronische Kleinuhr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH196664A4 true CH196664A4 (pt) | 1965-11-30 |
Family
ID=4222772
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH196664A CH409791A (de) | 1964-02-18 | 1964-02-18 | Elektronische Kleinuhr |
| CH196664D CH196664A4 (pt) | 1964-02-18 | 1964-02-18 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH196664A CH409791A (de) | 1964-02-18 | 1964-02-18 | Elektronische Kleinuhr |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3283495A (pt) |
| CH (2) | CH409791A (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH479103A (fr) * | 1967-03-13 | 1969-11-14 | Centre Electron Horloger | Résonateur mécanique pour appareil de mesure du temps |
| CH469299A (fr) * | 1967-03-31 | 1969-04-15 | Centre Electron Horloger | Résonateur mécanique pour pièce d'horlogerie |
| CH247769A4 (pt) * | 1969-02-19 | 1971-12-15 | ||
| CH528771A (de) * | 1969-12-12 | 1972-05-31 | Bulova Watch Co Inc | Elektronische Kleinuhr |
| CH549829A (pt) * | 1970-08-04 | 1974-05-31 | ||
| GB1355062A (en) * | 1970-09-07 | 1974-06-05 | Suwa Seikosha Kk | Electric time-pieces |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2433160A (en) * | 1945-09-06 | 1947-12-23 | Honeywell Regulator Co | Tuning fork construction |
| IT552682A (pt) * | 1955-05-12 | |||
| US3202848A (en) * | 1961-01-19 | 1965-08-24 | Bulova Watch Co Inc | Tuning fork frequency adjuster |
| US3192701A (en) * | 1962-11-30 | 1965-07-06 | Tanaka Kazuo | Vibratory motion converter for an electric timepiece |
-
1964
- 1964-02-18 CH CH196664A patent/CH409791A/de unknown
- 1964-02-18 CH CH196664D patent/CH196664A4/xx unknown
-
1965
- 1965-02-16 US US433033A patent/US3283495A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH409791A (de) | 1965-11-30 |
| US3283495A (en) | 1966-11-08 |