CH611484GA3 - - Google Patents
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- Publication number
- CH611484GA3 CH611484GA3 CH1490075A CH1490075A CH611484GA3 CH 611484G A3 CH611484G A3 CH 611484GA3 CH 1490075 A CH1490075 A CH 1490075A CH 1490075 A CH1490075 A CH 1490075A CH 611484G A3 CH611484G A3 CH 611484GA3
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
- H02P8/14—Arrangements for controlling speed or speed and torque
-
- 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
- G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Stepping Motors (AREA)
- Electromechanical Clocks (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1490075A CH611484B (fr) | 1975-11-18 | 1975-11-18 | Dispositif de commande d'un moteur pas a pas pour la mesure du temps. |
| DE2650367A DE2650367C3 (de) | 1975-11-18 | 1976-11-03 | Steuerschaltung eines für die Zeitmessung benutzten Schrittmotors |
| GB46692/76A GB1538887A (en) | 1975-11-18 | 1976-11-10 | Drive circuit for a stepping motor in a time piece |
| US05/742,524 US4110968A (en) | 1975-11-18 | 1976-11-16 | Control for a step motor for the measurement of time |
| FR7635284A FR2332646A1 (fr) | 1975-11-18 | 1976-11-17 | Commande de moteur pas a pas pour la mesure du temps |
| JP51137853A JPS5263767A (en) | 1975-11-18 | 1976-11-18 | Device for controlling stepping motor for time measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1490075A CH611484B (fr) | 1975-11-18 | 1975-11-18 | Dispositif de commande d'un moteur pas a pas pour la mesure du temps. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH611484B CH611484B (fr) | |
| CH611484GA3 true CH611484GA3 (US20030199744A1-20031023-C00003.png) | 1979-06-15 |
Family
ID=4404672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1490075A CH611484B (fr) | 1975-11-18 | 1975-11-18 | Dispositif de commande d'un moteur pas a pas pour la mesure du temps. |
Country Status (6)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH621917B (fr) * | 1977-06-27 | Centre Electron Horloger | Dispositif integre de commande. | |
| CH616044B (de) * | 1977-12-16 | Bulova Watch Co Inc | Elektronische kleinuhr. | |
| DE3070354D1 (en) * | 1979-12-26 | 1985-04-25 | Suwa Seikosha Kk | Integrated circuit for a timepiece |
| US4636706A (en) * | 1985-09-12 | 1987-01-13 | General Motors Corporation | Generator voltage regulating system |
| US4636705A (en) * | 1986-01-13 | 1987-01-13 | General Motors Corporation | Switching circuit utilizing a field effect transistor |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3363410A (en) * | 1966-01-25 | 1968-01-16 | Suwa Seikosha Kk | Apparatus for adjusting electric timepieces |
| JPS4711874A (US20030199744A1-20031023-C00003.png) * | 1970-11-05 | 1972-06-14 | ||
| JPS4935074A (US20030199744A1-20031023-C00003.png) * | 1972-08-02 | 1974-04-01 | ||
| DE2359142C2 (de) * | 1973-11-28 | 1982-04-22 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Elektrische Uhr mit Schrittmotor |
| JPS581394B2 (ja) * | 1974-03-09 | 1983-01-11 | 株式会社東芝 | キカイヒヨウジシキトケイソウチ ノ ケイスウカイロ |
| US4014165A (en) * | 1974-03-25 | 1977-03-29 | Texas Instruments Incorporated | DC-DC converter in watch system |
| US3955353A (en) * | 1974-07-10 | 1976-05-11 | Optel Corporation | Direct current power converters employing digital techniques used in electronic timekeeping apparatus |
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1975
- 1975-11-18 CH CH1490075A patent/CH611484B/fr unknown
-
1976
- 1976-11-03 DE DE2650367A patent/DE2650367C3/de not_active Expired
- 1976-11-10 GB GB46692/76A patent/GB1538887A/en not_active Expired
- 1976-11-16 US US05/742,524 patent/US4110968A/en not_active Expired - Lifetime
- 1976-11-17 FR FR7635284A patent/FR2332646A1/fr active Granted
- 1976-11-18 JP JP51137853A patent/JPS5263767A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2332646A1 (fr) | 1977-06-17 |
| FR2332646B1 (US20030199744A1-20031023-C00003.png) | 1980-02-22 |
| DE2650367A1 (de) | 1977-05-26 |
| US4110968A (en) | 1978-09-05 |
| GB1538887A (en) | 1979-01-24 |
| DE2650367B2 (de) | 1979-02-15 |
| CH611484B (fr) | |
| DE2650367C3 (de) | 1979-10-11 |
| JPS5263767A (en) | 1977-05-26 |
