FR2562279B1 - Piece d'horlogerie electronique a affichage analogique - Google Patents

Piece d'horlogerie electronique a affichage analogique

Info

Publication number
FR2562279B1
FR2562279B1 FR8504347A FR8504347A FR2562279B1 FR 2562279 B1 FR2562279 B1 FR 2562279B1 FR 8504347 A FR8504347 A FR 8504347A FR 8504347 A FR8504347 A FR 8504347A FR 2562279 B1 FR2562279 B1 FR 2562279B1
Authority
FR
France
Prior art keywords
integrated circuit
chronograph
gearing
quartz resonator
coupled
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
Application number
FR8504347A
Other languages
English (en)
Other versions
FR2562279A1 (fr
Inventor
Robert Maire
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Frederic Piguet SA
Original Assignee
Frederic Piguet SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Frederic Piguet SA filed Critical Frederic Piguet SA
Publication of FR2562279A1 publication Critical patent/FR2562279A1/fr
Application granted granted Critical
Publication of FR2562279B1 publication Critical patent/FR2562279B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
    • 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
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Electromechanical Clocks (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR8504347A 1984-04-03 1985-03-20 Piece d'horlogerie electronique a affichage analogique Expired FR2562279B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH168484A CH658765GA3 (fr) 1984-04-03 1984-04-03

Publications (2)

Publication Number Publication Date
FR2562279A1 FR2562279A1 (fr) 1985-10-04
FR2562279B1 true FR2562279B1 (fr) 1987-06-12

Family

ID=4216175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8504347A Expired FR2562279B1 (fr) 1984-04-03 1985-03-20 Piece d'horlogerie electronique a affichage analogique

Country Status (9)

Country Link
US (1) US4666311A (fr)
JP (1) JPS60228984A (fr)
CH (1) CH658765GA3 (fr)
DE (1) DE3511009A1 (fr)
FR (1) FR2562279B1 (fr)
GB (1) GB2157030B (fr)
HK (1) HK6788A (fr)
IT (1) IT1186849B (fr)
SG (1) SG94387G (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6173085A (ja) * 1984-09-18 1986-04-15 Citizen Watch Co Ltd クロノグラフ付電子時計
GB2166570B (en) * 1984-09-26 1987-11-18 Citizen Watch Co Ltd Electronic timepiece with a chronograph system
CH664666GA3 (en) * 1986-02-10 1988-03-31 Electronic watch with independent modular stop-watch facility - has crystal oscillator and auxiliary seconds hand drive circuitry arranged in annular space around main movement
EP0328845A1 (fr) * 1988-02-18 1989-08-23 Roventa-Henex SA Montre chronographe
CH667771GA3 (fr) * 1986-05-29 1988-11-15
JP2755386B2 (ja) * 1988-04-12 1998-05-20 シチズン時計株式会社 指針式電子時計
CH689956A5 (fr) * 1995-11-28 2000-02-15 Mtm Manufacture Et Technologie Pièce d'horlogerie électronique portable à aiguille de secondes au centre, notamment montre-bracelet.
ES2147143B1 (es) * 1998-09-22 2001-03-01 Gonzalez Manuel Rocher Manecilla medidora de intervalos de tiempo y su procedimiento de funcionamiento.
FR2823346B1 (fr) * 2001-04-09 2004-01-16 Pilou Company Ltd Pendule pour jeu d'echecs
US7230884B2 (en) * 2003-01-03 2007-06-12 The Sapling Company, Inc. Clock diagnostics
US9829863B1 (en) 2016-05-13 2017-11-28 Charles Richard Bird Digital-to-digital correction unit for analog clock display
TWI746663B (zh) * 2016-10-19 2021-11-21 日商精工電子有限公司 時計及時計的控制方法
JP6917176B2 (ja) * 2017-04-07 2021-08-11 セイコーインスツル株式会社 時計、モータ駆動装置、時計の制御方法、およびモータ制御方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1349023A (en) * 1971-07-16 1974-03-27 Omega Brandt & Freres Sa Louis Adjustable frequency pulse generator
DE2351403A1 (de) * 1972-10-13 1974-04-25 Grand Cap Co S A Uhr-chronograph
US3945194A (en) * 1973-12-15 1976-03-23 Itt Industries, Inc. Electronic quartz clock with integrated circuits
CH1667475A4 (fr) * 1975-12-23 1977-08-31
JPS5312255A (en) * 1976-07-21 1978-02-03 Seiko Epson Corp Electronic clock
CH617057B (fr) * 1977-09-27 Berney Sa Jean Claude Piece d'horlogerie electronique.
JPS54136875A (en) * 1978-04-17 1979-10-24 Seiko Epson Corp Analog electronic watch
US4211066A (en) * 1978-09-29 1980-07-08 Kabushiki Kaisha Daini Seikosha Stop watch
CH636493B (fr) * 1980-01-21 Ebauches Sa Montre chronographe.
CH644238B (fr) * 1980-08-18 Complications Sa Montre electronique a affichage analogique.
DE3031884C2 (de) * 1980-08-23 1985-08-14 Braun Ag, 6000 Frankfurt Integrierte Schaltung für eine analog- oder digitalanzeigende elektronische Großuhr
EP0048217A1 (fr) * 1980-09-12 1982-03-24 Compagnie des Montres Longines, Francillon S.A. Pièce d'horlogerie électronique
CH634713B (fr) * 1981-07-09 Umberto Maglioli Piece d'horlogerie electronique.
GB2110846B (en) * 1981-10-27 1984-11-21 Citizen Watch Co Ltd Electronic timepiece
GB2124803B (en) * 1982-06-07 1985-12-11 Suwa Seikosha Kk Improvements in or relating to electronic analog timepieces
JPS5940290A (ja) * 1982-08-31 1984-03-05 Seiko Epson Corp アナログ多機能時計
US4540297A (en) * 1983-02-01 1985-09-10 Brother Kogyo Kabushiki Kaisha Paper holding, feeding and inserting apparatus for a printer using different kinds of sheets

Also Published As

Publication number Publication date
FR2562279A1 (fr) 1985-10-04
GB2157030B (en) 1987-06-03
SG94387G (en) 1988-05-06
US4666311A (en) 1987-05-19
HK6788A (en) 1988-01-29
IT1186849B (it) 1987-12-16
GB2157030A (en) 1985-10-16
JPS60228984A (ja) 1985-11-14
GB8507698D0 (en) 1985-05-01
DE3511009A1 (de) 1985-10-03
IT8512462A0 (it) 1985-03-27
CH658765GA3 (fr) 1986-12-15

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Legal Events

Date Code Title Description
ST Notification of lapse