CH912268A4 - - Google Patents
Info
- Publication number
- CH912268A4 CH912268A4 CH912268DD CH912268A4 CH 912268 A4 CH912268 A4 CH 912268A4 CH 912268D D CH912268D D CH 912268DD CH 912268 A4 CH912268 A4 CH 912268A4
- 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
- G04C3/04—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
- G04C3/067—Driving circuits with distinct detecting and driving coils
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH912268A CH506121A (en) | 1968-06-19 | 1968-06-19 | Maintenance device of an oscillating regulator for a timepiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH912268A4 true CH912268A4 (en) | 1970-12-15 |
Family
ID=4348569
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH912268A CH506121A (en) | 1968-06-19 | 1968-06-19 | Maintenance device of an oscillating regulator for a timepiece |
| CH912268D CH912268A4 (en) | 1968-06-19 | 1968-06-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH912268A CH506121A (en) | 1968-06-19 | 1968-06-19 | Maintenance device of an oscillating regulator for a timepiece |
Country Status (4)
| Country | Link |
|---|---|
| CH (2) | CH506121A (en) |
| DE (1) | DE1931507A1 (en) |
| FR (1) | FR2011213B1 (en) |
| GB (1) | GB1270037A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011714A (en) * | 1974-03-19 | 1977-03-15 | Rhythm Watch Co. Ltd. | Device for maintaining the oscillation of a balance for a timepiece |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1256386A (en) * | 1960-05-06 | 1961-03-17 | Manuf D Horlogerie Charvet Del | Device for the maintenance of a pendulum balance |
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1968
- 1968-06-19 CH CH912268A patent/CH506121A/en not_active IP Right Cessation
- 1968-06-19 CH CH912268D patent/CH912268A4/xx unknown
-
1969
- 1969-06-18 FR FR6920322A patent/FR2011213B1/fr not_active Expired
- 1969-06-18 GB GB3094869A patent/GB1270037A/en not_active Expired
- 1969-06-19 DE DE19691931507 patent/DE1931507A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1270037A (en) | 1972-04-12 |
| CH506121A (en) | 1970-12-15 |
| DE1931507A1 (en) | 1970-01-02 |
| FR2011213B1 (en) | 1973-11-16 |
| FR2011213A1 (en) | 1970-02-27 |