DE3665783D1 - Analogous electronic watch - Google Patents

Analogous electronic watch

Info

Publication number
DE3665783D1
DE3665783D1 DE8686113708T DE3665783T DE3665783D1 DE 3665783 D1 DE3665783 D1 DE 3665783D1 DE 8686113708 T DE8686113708 T DE 8686113708T DE 3665783 T DE3665783 T DE 3665783T DE 3665783 D1 DE3665783 D1 DE 3665783D1
Authority
DE
Germany
Prior art keywords
motor
circuitry
signal
electronic watch
control signals
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
DE8686113708T
Other languages
English (en)
Inventor
Claude-Eric Leuenberger
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.)
ETA SA Manufacture Horlogere Suisse
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
Eta SA Fabriques dEbauches
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4275572&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3665783(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ebauchesfabrik ETA AG, Eta SA Fabriques dEbauches filed Critical Ebauchesfabrik ETA AG
Application granted granted Critical
Publication of DE3665783D1 publication Critical patent/DE3665783D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/12—Arrangements for reducing power consumption during storage
    • 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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
  • Medicinal Preparation (AREA)
DE8686113708T 1985-10-11 1986-10-03 Analogous electronic watch Expired DE3665783D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH440885A CH665081GA3 (de) 1985-10-11 1985-10-11

Publications (1)

Publication Number Publication Date
DE3665783D1 true DE3665783D1 (en) 1989-10-26

Family

ID=4275572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686113708T Expired DE3665783D1 (en) 1985-10-11 1986-10-03 Analogous electronic watch

Country Status (5)

Country Link
US (1) US4744067A (de)
EP (1) EP0221363B1 (de)
JP (1) JPS6293686A (de)
CH (1) CH665081GA3 (de)
DE (1) DE3665783D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3600515C1 (de) * 1986-01-10 1993-05-13 Fraunhofer Ges Forschung Elektronische Uhr
DE3941301C2 (de) * 1989-12-14 1994-03-31 Berndt Botond Uhr
JP2564739B2 (ja) * 1992-09-08 1996-12-18 株式会社精工舎 時 計
JP3313215B2 (ja) * 1993-12-10 2002-08-12 セイコーインスツルメンツ株式会社 電波修正型電子時計
JPH11218587A (ja) * 1997-11-25 1999-08-10 Seiko Instruments Inc 熱電素子付き電子時計
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
JP3551861B2 (ja) * 1998-12-11 2004-08-11 セイコーエプソン株式会社 計時装置及びその制御方法
WO2001079940A1 (fr) * 2000-04-12 2001-10-25 Seiko Instruments Inc. Piece d'horlogerie electronique analogique dotee d'un detecteur de position
CN103475281B (zh) * 2013-09-02 2016-04-27 徐州工业职业技术学院 一种基于plc的双电机同步控制装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1419489A (en) * 1971-12-14 1975-12-31 Martin J M B Clocks and watches
NL7508560A (nl) * 1974-07-19 1976-01-21 Ici Ltd Regelinrichting.
DE2650756A1 (de) * 1975-11-11 1977-05-12 Seiko Instr & Electronics Elektronische uhr
JPS5563781A (en) * 1978-11-06 1980-05-14 Seiko Instr & Electronics Ltd Analog electronic watch
EP0048217A1 (de) * 1980-09-12 1982-03-24 Compagnie des Montres Longines, Francillon S.A. Elektronische Uhr
JPS57211579A (en) * 1981-06-23 1982-12-25 Citizen Watch Co Ltd Hand display type electronic watch

Also Published As

Publication number Publication date
EP0221363A1 (de) 1987-05-13
CH665081GA3 (de) 1988-04-29
US4744067A (en) 1988-05-10
EP0221363B1 (de) 1989-09-20
JPS6293686A (ja) 1987-04-30

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee