CH528774A - Oscillateur électromagnétique pour pièce d'horlogerie - Google Patents
Oscillateur électromagnétique pour pièce d'horlogerieInfo
- Publication number
- CH528774A CH528774A CH686970A CH686970A CH528774A CH 528774 A CH528774 A CH 528774A CH 686970 A CH686970 A CH 686970A CH 686970 A CH686970 A CH 686970A CH 528774 A CH528774 A CH 528774A
- Authority
- CH
- Switzerland
- Prior art keywords
- timepiece
- electromagnetic oscillator
- oscillator
- electromagnetic
- Prior art date
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
- G04C3/04—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 balance
- G04C3/06—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 balance using electromagnetic coupling between electric power source and balance
- G04C3/065—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 balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
- G04C3/069—Driving circuits using a single coil for detection and driving purposes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH686970A CH528774A (fr) | 1970-05-08 | 1970-05-08 | Oscillateur électromagnétique pour pièce d'horlogerie |
| CH686970D CH686970A4 (enrdf_load_stackoverflow) | 1970-05-08 | 1970-05-08 | |
| GB1185371A GB1306209A (enrdf_load_stackoverflow) | 1970-05-08 | 1971-04-28 | |
| DE19712123020 DE2123020C (de) | 1970-05-08 | 1971-05-06 | Elektromechanischer Oszillator mit einem mechanischen Resonator |
| FR7117269A FR2091540A5 (enrdf_load_stackoverflow) | 1970-05-08 | 1971-05-06 | |
| JP46030346A JPS4930472B1 (enrdf_load_stackoverflow) | 1970-05-08 | 1971-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH686970A CH528774A (fr) | 1970-05-08 | 1970-05-08 | Oscillateur électromagnétique pour pièce d'horlogerie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH528774A true CH528774A (fr) | 1972-06-15 |
Family
ID=4316307
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH686970A CH528774A (fr) | 1970-05-08 | 1970-05-08 | Oscillateur électromagnétique pour pièce d'horlogerie |
| CH686970D CH686970A4 (enrdf_load_stackoverflow) | 1970-05-08 | 1970-05-08 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH686970D CH686970A4 (enrdf_load_stackoverflow) | 1970-05-08 | 1970-05-08 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4930472B1 (enrdf_load_stackoverflow) |
| CH (2) | CH528774A (enrdf_load_stackoverflow) |
| FR (1) | FR2091540A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1306209A (enrdf_load_stackoverflow) |
-
1970
- 1970-05-08 CH CH686970A patent/CH528774A/fr not_active IP Right Cessation
- 1970-05-08 CH CH686970D patent/CH686970A4/xx unknown
-
1971
- 1971-04-28 GB GB1185371A patent/GB1306209A/en not_active Expired
- 1971-05-06 FR FR7117269A patent/FR2091540A5/fr not_active Expired
- 1971-05-07 JP JP46030346A patent/JPS4930472B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2091540A5 (enrdf_load_stackoverflow) | 1972-01-14 |
| DE2123020A1 (de) | 1971-11-25 |
| CH686970A4 (enrdf_load_stackoverflow) | 1972-06-15 |
| DE2123020B2 (de) | 1972-11-09 |
| JPS4930472B1 (enrdf_load_stackoverflow) | 1974-08-13 |
| GB1306209A (enrdf_load_stackoverflow) | 1973-02-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |