FR1272926A - Electronically controlled mechanical oscillating body, especially for chronometers - Google Patents
Electronically controlled mechanical oscillating body, especially for chronometersInfo
- Publication number
- FR1272926A FR1272926A FR67006703A FR67006703A FR1272926A FR 1272926 A FR1272926 A FR 1272926A FR 67006703 A FR67006703 A FR 67006703A FR 67006703 A FR67006703 A FR 67006703A FR 1272926 A FR1272926 A FR 1272926A
- Authority
- FR
- France
- Prior art keywords
- chronometers
- electronically controlled
- oscillating body
- controlled mechanical
- mechanical oscillating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DED28311A DE1166101B (en) | 1958-06-14 | 1958-06-14 | Contactless controlled mechanical oscillator as a gear folder of a time-keeping device |
DED0029678 | 1958-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1272926A true FR1272926A (en) | 1961-10-06 |
Family
ID=25970865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR67006703A Expired FR1272926A (en) | 1958-06-14 | 1959-06-13 | Electronically controlled mechanical oscillating body, especially for chronometers |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1272926A (en) |
GB (1) | GB926419A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1521142B1 (en) * | 2003-10-01 | 2007-05-30 | Asulab S.A. | Timepiece with a mechanical movement coupled to an electronic regulator mechanism |
-
1959
- 1959-06-05 GB GB1926259A patent/GB926419A/en not_active Expired
- 1959-06-13 FR FR67006703A patent/FR1272926A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB926419A (en) | 1963-05-15 |
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