CH490702A - Elektrisch, kontaktlos betriebene Uhr mit Biege- oder Torsionsschwinger - Google Patents
Elektrisch, kontaktlos betriebene Uhr mit Biege- oder TorsionsschwingerInfo
- Publication number
- CH490702A CH490702A CH1208166A CH1208166A CH490702A CH 490702 A CH490702 A CH 490702A CH 1208166 A CH1208166 A CH 1208166A CH 1208166 A CH1208166 A CH 1208166A CH 490702 A CH490702 A CH 490702A
- Authority
- CH
- Switzerland
- Prior art keywords
- bending
- electrically
- torsion oscillator
- operated clock
- contactlessly operated
- Prior art date
Links
- 238000005452 bending Methods 0.000 title 1
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)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK0056991 | 1965-08-28 | ||
| DEK0056990 | 1965-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH490702A true CH490702A (de) | 1970-01-30 |
Family
ID=25984108
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1208166A CH490702A (de) | 1965-08-28 | 1966-08-22 | Elektrisch, kontaktlos betriebene Uhr mit Biege- oder Torsionsschwinger |
| CH1208166D CH1208166A4 (de) | 1965-08-28 | 1966-08-22 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1208166D CH1208166A4 (de) | 1965-08-28 | 1966-08-22 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3433009A (de) |
| CH (2) | CH490702A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3748845A (en) * | 1971-12-02 | 1973-07-31 | Bulova Watch Co Inc | Electronic system module for crystal-controlled watch |
| CH594201B5 (de) * | 1972-12-13 | 1977-12-30 | Ebauches Sa | |
| GB1467248A (en) * | 1973-07-30 | 1977-03-16 | Horstmann Magnetics Ltd | Electric motors |
| SU1278994A1 (ru) * | 1974-07-05 | 1986-12-23 | Киевский Ордена Ленина Политехнический Институт Им.50-Летия Великой Октябрьской Социалистической Революции | Пьезоэлектрический двигатель |
| EP2574994A1 (de) * | 2011-09-29 | 2013-04-03 | Asgalium Unitec SA | Stimmgabelresonator für ein mechanisches Uhrwerk |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2570436A (en) * | 1949-09-30 | 1951-10-09 | Rca Corp | Crystal controlled oscillator |
| US2759102A (en) * | 1952-09-23 | 1956-08-14 | Rca Corp | Mechanically stabilized oscillators |
| CH376062A (fr) * | 1962-01-05 | 1963-11-30 | Ceppi Georges | Oscillateur pour pièce d'horlogerie |
-
1966
- 1966-08-22 CH CH1208166A patent/CH490702A/de not_active IP Right Cessation
- 1966-08-22 CH CH1208166D patent/CH1208166A4/xx unknown
- 1966-08-29 US US575855A patent/US3433009A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3433009A (en) | 1969-03-18 |
| CH1208166A4 (de) | 1970-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |