CH634769A4 - - Google Patents
Info
- Publication number
- CH634769A4 CH634769A4 CH634769DD CH634769A4 CH 634769 A4 CH634769 A4 CH 634769A4 CH 634769D D CH634769D D CH 634769DD CH 634769 A4 CH634769 A4 CH 634769A4
- 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
-
- 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
- G04C3/061—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 contacts and mechanically driving the gear-train
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1968P0031338 DE1994387U (en) | 1968-04-26 | 1968-04-26 | ELECTRIC WRISTWATCH. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH634769A4 true CH634769A4 (en) | 1970-12-31 |
Family
ID=7372259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH634769D CH634769A4 (en) | 1968-04-26 | 1969-04-25 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH634769A4 (en) |
| DE (1) | DE1994387U (en) |
| FR (1) | FR2014120A1 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR750133A (en) * | 1932-12-15 | 1933-08-05 | Improvements to electrical contacts | |
| DE1167274B (en) * | 1960-01-09 | 1964-04-02 | Durowe A G | Contact device on electrically driven watches |
-
1968
- 1968-04-26 DE DE1968P0031338 patent/DE1994387U/en not_active Expired
-
1969
- 1969-04-25 FR FR6913199A patent/FR2014120A1/en not_active Withdrawn
- 1969-04-25 CH CH634769D patent/CH634769A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1994387U (en) | 1968-09-19 |
| FR2014120A1 (en) | 1970-04-17 |