CH557560A - - Google Patents
Info
- Publication number
- CH557560A CH557560A CH268870A CH268870A CH557560A CH 557560 A CH557560 A CH 557560A CH 268870 A CH268870 A CH 268870A CH 268870 A CH268870 A CH 268870A CH 557560 A CH557560 A CH 557560A
- 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
- G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691910339 DE1910339A1 (de) | 1969-02-28 | 1969-02-28 | Schaltungsanordnung zum kontaktlosen Antrieb des Gangordnerschwingers einer Uhr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH557560A true CH557560A (en:Method) | 1974-12-31 |
Family
ID=5726735
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH268870D CH268870A4 (en:Method) | 1969-02-28 | 1970-02-24 | |
| CH268870A CH557560A (en:Method) | 1969-02-28 | 1970-02-24 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH268870D CH268870A4 (en:Method) | 1969-02-28 | 1970-02-24 |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT300671B (en:Method) |
| CH (2) | CH268870A4 (en:Method) |
| DE (1) | DE1910339A1 (en:Method) |
-
1969
- 1969-02-28 DE DE19691910339 patent/DE1910339A1/de active Pending
-
1970
- 1970-02-24 AT AT167770A patent/AT300671B/de not_active IP Right Cessation
- 1970-02-24 CH CH268870D patent/CH268870A4/xx unknown
- 1970-02-24 CH CH268870A patent/CH557560A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1910339A1 (de) | 1970-09-10 |
| AT300671B (de) | 1972-08-10 |
| CH268870A4 (en:Method) | 1974-07-31 |