CH1173271A4 - - Google Patents
Info
- Publication number
- CH1173271A4 CH1173271A4 CH1173271DD CH1173271A4 CH 1173271 A4 CH1173271 A4 CH 1173271A4 CH 1173271D D CH1173271D D CH 1173271DD CH 1173271 A4 CH1173271 A4 CH 1173271A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C11/00—Synchronisation of independently-driven clocks
- G04C11/08—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction
- G04C11/081—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet
- G04C11/084—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet acting on the balance
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C11/00—Synchronisation of independently-driven clocks
- G04C11/02—Synchronisation of independently-driven clocks by radio
-
- 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
- G04R—RADIO-CONTROLLED TIME-PIECES
- G04R40/00—Correcting the clock frequency
- G04R40/02—Correcting the clock frequency by phase locking
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Electric Clocks (AREA)
- Measuring Magnetic Variables (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7066870 | 1970-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH1173271A4 true CH1173271A4 (cs) | 1972-07-31 |
Family
ID=13438262
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1173271A CH533331A (de) | 1970-08-11 | 1971-08-09 | Induktiv angetriebene Uhr |
| CH1173271D CH1173271A4 (cs) | 1970-08-11 | 1971-08-09 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1173271A CH533331A (de) | 1970-08-11 | 1971-08-09 | Induktiv angetriebene Uhr |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3756010A (cs) |
| CH (2) | CH533331A (cs) |
| DE (1) | DE2139682C3 (cs) |
| FR (1) | FR2102184B1 (cs) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3881310A (en) * | 1971-03-02 | 1975-05-06 | Diehl | Clock adapted to be synchronized by alternating current in a wireless manner |
| US3902311A (en) * | 1972-12-15 | 1975-09-02 | Johnson Service Co | Remote time clock system with standby power means |
| DE2309598A1 (de) * | 1973-02-26 | 1974-09-05 | Centra Buerkle Kg Albert | Antrieb fuer schaltuhren oder dergleichen |
| US3908353A (en) * | 1973-10-09 | 1975-09-30 | Engler Instr Company | Electric timepiece drive |
| US4023344A (en) * | 1975-09-03 | 1977-05-17 | Kabushiki Kaisha Suwa Seikosha | Automatically corrected electronic timepiece |
| US4040247A (en) * | 1975-12-02 | 1977-08-09 | Tri-Tech, Inc. | Clock drive apparatus |
| JPS54155079A (en) * | 1978-05-26 | 1979-12-06 | Seiko Instr & Electronics Ltd | Magnetic field detector for electronic watch |
| JPS5515054A (en) * | 1978-07-19 | 1980-02-01 | Seiko Instr & Electronics Ltd | Electronic watch |
| US4321521A (en) * | 1978-12-25 | 1982-03-23 | Kabushiki Kaisha Daini Seikosha | Detection device of electronic timepiece |
| JP2003344565A (ja) * | 2002-05-29 | 2003-12-03 | Seiko Instruments Inc | 電子時計 |
| EP3832406A1 (fr) | 2019-12-06 | 2021-06-09 | Tissot S.A. | Procédé de gestion de l'utilisation de données dans une montre |
| JP2024138836A (ja) * | 2023-03-27 | 2024-10-09 | セイコーエプソン株式会社 | 機械式時計 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2786972A (en) * | 1956-04-27 | 1957-03-26 | Gen Electric | Commercial power frequency cordless synchronous clock |
| US3163978A (en) * | 1962-01-29 | 1965-01-05 | Kohlhagen Walter | Cordless clock of commercial powerferquency synchronized type |
| US3507111A (en) * | 1966-06-07 | 1970-04-21 | Matsushita Electric Ind Co Ltd | Electric clock |
| US3566600A (en) * | 1968-06-21 | 1971-03-02 | Matsushita Electric Ind Co Ltd | Electric time-piece |
-
1971
- 1971-08-06 US US00169734A patent/US3756010A/en not_active Expired - Lifetime
- 1971-08-07 DE DE2139682A patent/DE2139682C3/de not_active Expired
- 1971-08-09 CH CH1173271A patent/CH533331A/de unknown
- 1971-08-09 CH CH1173271D patent/CH1173271A4/xx unknown
- 1971-08-10 FR FR7129277A patent/FR2102184B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2102184A1 (cs) | 1972-04-07 |
| DE2139682A1 (de) | 1972-04-06 |
| DE2139682B2 (de) | 1973-08-09 |
| US3756010A (en) | 1973-09-04 |
| FR2102184B1 (cs) | 1975-02-21 |
| DE2139682C3 (de) | 1974-03-07 |
| CH533331A (de) | 1972-07-31 |