FR2135179B1 - - Google Patents
Info
- Publication number
- FR2135179B1 FR2135179B1 FR7214742A FR7214742A FR2135179B1 FR 2135179 B1 FR2135179 B1 FR 2135179B1 FR 7214742 A FR7214742 A FR 7214742A FR 7214742 A FR7214742 A FR 7214742A FR 2135179 B1 FR2135179 B1 FR 2135179B1
- Authority
- FR
- France
- Prior art keywords
- frequency
- synchronized
- voltage generator
- motor component
- modulated voltage
- 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
- 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
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Control Of Multiple Motors (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Transmitters (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH654571A CH613594B (fr) | 1971-05-04 | 1971-05-04 | Procede de synchronisation a une frequence moyenne f des oscillations d'un resonateur mecanique d'instrument de mesure du temps et dispositif pour la mise en oeuvre de ce procede. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2135179A1 FR2135179A1 (fr) | 1972-12-15 |
FR2135179B1 true FR2135179B1 (fr) | 1974-12-20 |
Family
ID=4311279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7214742A Expired FR2135179B1 (fr) | 1971-05-04 | 1972-04-20 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3798521A (fr) |
JP (1) | JPS5331384B1 (fr) |
CH (1) | CH613594B (fr) |
DE (1) | DE2219548C3 (fr) |
FR (1) | FR2135179B1 (fr) |
GB (1) | GB1389293A (fr) |
IT (1) | IT953670B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2309291A1 (de) * | 1973-02-24 | 1974-08-29 | Itt Ind Gmbh Deutsche | Verfahren zum synchronisieren mechanischer schwinger von gebrauchsuhren |
DE2312412C2 (de) * | 1973-03-13 | 1979-03-15 | Eurosil Gmbh, 8000 Muenchen | Verfahren zur Synchronisation eines elektrodynamischen Uhrenantriebs |
US3892066A (en) * | 1974-02-27 | 1975-07-01 | Microna Inc | Synchronized watch movement |
US4354858A (en) * | 1980-07-25 | 1982-10-19 | General Electric Company | Method for filtering particulates |
US4583027A (en) * | 1982-12-27 | 1986-04-15 | Hitachi Metals International, Ltd. | Moving magnet linear motor |
US4544867A (en) * | 1983-04-04 | 1985-10-01 | Jones Jr John O | Vibrator for furniture |
EP1521142B1 (fr) * | 2003-10-01 | 2007-05-30 | Asulab S.A. | Pièce d'horlogerie ayant un mouvement mécanique associé à un régulateur électronique |
JP4607966B2 (ja) * | 2004-10-26 | 2011-01-05 | エルヴェーエムアッシュ スイス マニュファクチュール エスアー | 腕時計用の調速機構、及び、当該調速機構を有する機械式ムーブメント |
FR3018930A1 (fr) * | 2014-03-24 | 2015-09-25 | Jonathan Boulanger | Balancier a mouvement perpetuel |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3292064A (en) * | 1964-03-16 | 1966-12-13 | Gen Electric | Frequency regulated chronometer |
-
1971
- 1971-05-04 CH CH654571A patent/CH613594B/fr unknown
-
1972
- 1972-04-19 IT IT23321/72A patent/IT953670B/it active
- 1972-04-20 GB GB1843472A patent/GB1389293A/en not_active Expired
- 1972-04-20 FR FR7214742A patent/FR2135179B1/fr not_active Expired
- 1972-04-21 DE DE2219548A patent/DE2219548C3/de not_active Expired
- 1972-05-04 JP JP4384472A patent/JPS5331384B1/ja active Pending
-
1973
- 1973-02-15 US US00332678A patent/US3798521A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1389293A (en) | 1975-04-03 |
JPS5331384B1 (fr) | 1978-09-02 |
IT953670B (it) | 1973-08-10 |
DE2219548C3 (de) | 1979-01-18 |
US3798521A (en) | 1974-03-19 |
CH613594B (fr) | |
DE2219548B2 (de) | 1977-12-29 |
FR2135179A1 (fr) | 1972-12-15 |
CH613594GA3 (fr) | 1979-10-15 |
DE2219548A1 (de) | 1972-12-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |