DE3668507D1 - Elektronische uhr mit zwei motoren, die einen ewigen kalender enthaelt. - Google Patents

Elektronische uhr mit zwei motoren, die einen ewigen kalender enthaelt.

Info

Publication number
DE3668507D1
DE3668507D1 DE8686116038T DE3668507T DE3668507D1 DE 3668507 D1 DE3668507 D1 DE 3668507D1 DE 8686116038 T DE8686116038 T DE 8686116038T DE 3668507 T DE3668507 T DE 3668507T DE 3668507 D1 DE3668507 D1 DE 3668507D1
Authority
DE
Germany
Prior art keywords
signal
circuit
calendar
volatile memory
date
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 - Lifetime
Application number
DE8686116038T
Other languages
German (de)
English (en)
Inventor
Pierre-Andre Meister
Pierre Schmidli
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.)
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
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 Ebauchesfabrik ETA AG filed Critical Ebauchesfabrik ETA AG
Application granted granted Critical
Publication of DE3668507D1 publication Critical patent/DE3668507D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G04C3/14—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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G04C17/005—Indicating the time optically by electric means by discs
    • G04C17/0058—Indicating the time optically by electric means by discs with date indication
    • G04C17/0066—Indicating the time optically by electric means by discs with date indication electromagnetically driven, e.g. intermittently
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/10—Arrangements for supplying back-up power

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
DE8686116038T 1985-12-18 1986-11-20 Elektronische uhr mit zwei motoren, die einen ewigen kalender enthaelt. Expired - Lifetime DE3668507D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH543785A CH661833GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-12-18 1985-12-18

Publications (1)

Publication Number Publication Date
DE3668507D1 true DE3668507D1 (de) 1990-03-01

Family

ID=4293578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686116038T Expired - Lifetime DE3668507D1 (de) 1985-12-18 1986-11-20 Elektronische uhr mit zwei motoren, die einen ewigen kalender enthaelt.

Country Status (7)

Country Link
US (1) US4695168A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0231451B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH07119811B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH661833GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3668507D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK32393A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SG (1) SG126792G (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH663512GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-05-26 1987-12-31
CH665077GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-10-15 1988-04-29
CH672222B5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1987-11-11 1990-05-15 Rolex Montres
DE3890910T1 (de) * 1987-11-11 1989-12-21 Rolex Montres Verfahren fuer die programmierung des ewigen kalenders einer uhr und uhr fuer die anwendung dieses verfahrens
US4956826A (en) * 1989-03-17 1990-09-11 Master Free Time, Inc. Multi-year time clock having automatic daylight saving time compensator
JPH0390888A (ja) * 1989-09-01 1991-04-16 Seiko Instr Inc アナログ電子時計
CH681677B5 (fr) * 1991-02-05 1993-11-15 Complications Sa Procédé d'initialisation du calendrier perpétuel d'un chronographe analogique à quartz et chronographe à quartz pour sa mise en oeuvre.
JPH0618680A (ja) * 1992-07-02 1994-01-28 Sony Corp 時計装置
CH686106B5 (fr) * 1993-03-23 1996-07-15 Ebauchesfabrik Eta Ag Montre-chronographe avec indicateur de quantième.
JP3732281B2 (ja) * 1996-08-30 2006-01-05 シチズン時計株式会社 多機能時計
JP4406779B2 (ja) * 1997-12-26 2010-02-03 シチズンホールディングス株式会社 カレンダーの月末無修正装置を備えた電子時計
JP3763050B2 (ja) * 1997-12-26 2006-04-05 シチズン時計株式会社 カレンダー付き電子時計
WO1999034263A1 (fr) * 1997-12-26 1999-07-08 Citizen Watch Co., Ltd. Piece d'horlogerie electronique dotee d'un dispositif calendrier
JP2900154B1 (ja) * 1998-02-12 1999-06-02 セイコーインスツルメンツ株式会社 オートカレンダ付電子時計
DE29806161U1 (de) * 1998-04-06 1998-07-30 AFG-Elektronik GmbH, 90765 Fürth Uhr
CN2346848Y (zh) * 1998-08-31 1999-11-03 张明煌 快速调整式人孔盖座
CA2460995A1 (en) * 2001-09-21 2003-03-27 Quartex, Inc. Time keeping system with automatic daylight savings time adjustment
US7369462B2 (en) * 2001-09-21 2008-05-06 Quartex, Division Of Primex, Inc. Wireless synchronous time system with solar powered transceiver
US7411869B2 (en) * 2001-09-21 2008-08-12 Quartex, Division Of Primex, Inc. Wireless synchronous time system
US6873573B2 (en) * 2001-09-21 2005-03-29 Quartex, Inc. Wireless synchronous time system
US20030169641A1 (en) * 2002-03-08 2003-09-11 Quartex A Division Of Primex, Inc. Time keeping system with automatic daylight savings time adjustment
EP2884349B1 (fr) * 2013-12-13 2020-07-01 ETA SA Manufacture Horlogère Suisse Procédé de commande d'un affichage analogique équipant un mouvement horloger
JP6466224B2 (ja) * 2015-03-31 2019-02-06 シチズン時計株式会社 アナログ電子時計及びアナログ電子時計の制御方法
JP6798573B2 (ja) * 2019-04-10 2020-12-09 カシオ計算機株式会社 アナログ表示装置、電子時計、表示動作制御方法、及びプログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6013153B2 (ja) * 1976-12-03 1985-04-05 シチズン時計株式会社 カレンダ−付電子時計
JPS5388761A (en) * 1976-12-27 1978-08-04 Seiko Epson Corp Electronic watch with auxiliary battery
CH613837B (fr) * 1977-06-14 Suisse Horlogerie Montre electronique a affichage mecanique.
US4211065A (en) * 1977-08-26 1980-07-08 Hughes Aircraft Company Automatic system for setting digital watches
JPS6039193B2 (ja) * 1977-10-18 1985-09-04 セイコーエプソン株式会社 電子時計
JPS5494850A (en) * 1978-01-11 1979-07-26 Nissan Motor Arithmetic processor
GB2015208B (en) * 1978-02-27 1982-09-02 Rockwell International Corp Data monitoring and recording system incorporating a real time clock using computer means
JPS6045834B2 (ja) * 1978-03-30 1985-10-12 セイコーエプソン株式会社 時計用日表示部材の送り機構
GB2063160B (en) * 1979-10-30 1984-01-11 Pitney Bowes Inc Electronic postage meter
CH643106B (fr) * 1980-11-26 Suisse Horlogerie Garde-temps comprenant une chaine de diviseurs au rapport de division ajustable.
DE3247910A1 (de) * 1982-12-24 1984-06-28 SWF-Spezialfabrik für Autozubehör Gustav Rau GmbH, 7120 Bietigheim-Bissingen Schaltanordnung zur datenspeicherung in kraftfahrzeugen
JPS6033680A (ja) * 1983-08-03 1985-02-21 Hitachi Ltd 標準パタ−ン作成方式

Also Published As

Publication number Publication date
SG126792G (en) 1993-03-12
EP0231451A1 (fr) 1987-08-12
JPS62147392A (ja) 1987-07-01
CH661833GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-08-31
JPH07119811B2 (ja) 1995-12-20
US4695168A (en) 1987-09-22
HK32393A (en) 1993-04-08
EP0231451B1 (fr) 1990-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee