GB1262744A - Electro-magnetic driving system for timepieces - Google Patents
Electro-magnetic driving system for timepiecesInfo
- Publication number
- GB1262744A GB1262744A GB5592/69A GB559269A GB1262744A GB 1262744 A GB1262744 A GB 1262744A GB 5592/69 A GB5592/69 A GB 5592/69A GB 559269 A GB559269 A GB 559269A GB 1262744 A GB1262744 A GB 1262744A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coil
- transistor
- emitter
- collector
- driving system
- 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
- 239000003990 capacitor Substances 0.000 abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 230000006698 induction Effects 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH190368A CH491426A (de) | 1968-02-06 | 1968-02-06 | Elektronisch-magnetische Antriebsvorrichtung für Uhren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1262744A true GB1262744A (en) | 1972-02-02 |
Family
ID=4221280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5592/69A Expired GB1262744A (en) | 1968-02-06 | 1969-02-03 | Electro-magnetic driving system for timepieces |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3596461A (enrdf_load_stackoverflow) |
| CH (2) | CH190368A4 (enrdf_load_stackoverflow) |
| DE (1) | DE1904889A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2001412A7 (enrdf_load_stackoverflow) |
| GB (1) | GB1262744A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2009612B2 (de) * | 1970-03-02 | 1972-06-29 | Forschungsgesellschaft für Uhren- und Feingeräte-Technik, 7000 Stuttgart | Schwingungssystem mit elektronischer steuerung fuer uhren |
| FR2099714B1 (enrdf_load_stackoverflow) * | 1970-07-31 | 1975-02-07 | Suwa Seikosha Kk | |
| GB1347661A (en) * | 1971-02-10 | 1974-02-27 | Suwa Seikosha Kk | Timepiece |
| GB1364014A (en) * | 1971-02-12 | 1974-08-21 | Suwa Seikosha Kk | Timepiece |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1241370B (de) * | 1964-10-10 | 1967-05-24 | Siemens Elektrogeraete Gmbh | Kontaktlos gesteuerte elektrische Uhr |
-
1968
- 1968-02-06 CH CH190368D patent/CH190368A4/xx unknown
- 1968-02-06 CH CH190368A patent/CH491426A/de not_active IP Right Cessation
- 1968-08-22 US US754596A patent/US3596461A/en not_active Expired - Lifetime
-
1969
- 1969-01-31 DE DE19691904889 patent/DE1904889A1/de active Pending
- 1969-02-03 GB GB5592/69A patent/GB1262744A/en not_active Expired
- 1969-02-06 FR FR6902658A patent/FR2001412A7/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1904889A1 (de) | 1969-09-11 |
| US3596461A (en) | 1971-08-03 |
| CH491426A (de) | 1970-02-13 |
| CH190368A4 (enrdf_load_stackoverflow) | 1970-02-13 |
| FR2001412A7 (enrdf_load_stackoverflow) | 1969-09-26 |
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