CH672042B5 - - Google Patents

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Publication number
CH672042B5
CH672042B5 CH4140/87A CH414087A CH672042B5 CH 672042 B5 CH672042 B5 CH 672042B5 CH 4140/87 A CH4140/87 A CH 4140/87A CH 414087 A CH414087 A CH 414087A CH 672042 B5 CH672042 B5 CH 672042B5
Authority
CH
Switzerland
Prior art keywords
motors
rotor
coaxial
timepiece according
carries
Prior art date
Application number
CH4140/87A
Other languages
English (en)
French (fr)
Other versions
CH672042GA3 (de
Inventor
Michiel Groothuis
Christophe Bueche
Original Assignee
Kinetron Bv
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 Kinetron Bv filed Critical Kinetron Bv
Priority to CH4140/87A priority Critical patent/CH672042B5/fr
Priority to EP88117197A priority patent/EP0312946B1/de
Priority to DE8888117197T priority patent/DE3872348T2/de
Priority to ES198888117197T priority patent/ES2034096T3/es
Publication of CH672042GA3 publication Critical patent/CH672042GA3/fr
Publication of CH672042B5 publication Critical patent/CH672042B5/fr

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
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/08—Slave-clocks actuated intermittently
    • G04C13/10—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms with rotating armature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Communication Control (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
CH4140/87A 1987-10-22 1987-10-22 CH672042B5 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH4140/87A CH672042B5 (de) 1987-10-22 1987-10-22
EP88117197A EP0312946B1 (de) 1987-10-22 1988-10-15 Elektronisches Zeitmessgerät
DE8888117197T DE3872348T2 (de) 1987-10-22 1988-10-15 Elektronisches zeitmessgeraet.
ES198888117197T ES2034096T3 (es) 1987-10-22 1988-10-15 Pieza de relojeria electronica.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4140/87A CH672042B5 (de) 1987-10-22 1987-10-22

Publications (2)

Publication Number Publication Date
CH672042GA3 CH672042GA3 (de) 1989-10-31
CH672042B5 true CH672042B5 (de) 1990-04-30

Family

ID=4270565

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4140/87A CH672042B5 (de) 1987-10-22 1987-10-22

Country Status (4)

Country Link
EP (1) EP0312946B1 (de)
CH (1) CH672042B5 (de)
DE (1) DE3872348T2 (de)
ES (1) ES2034096T3 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH677578GA3 (en) * 1989-11-17 1991-06-14 Watch or clock mechanism with two motor drives
DE69000181T2 (de) * 1989-04-21 1993-01-21 Ebauchesfabrik Eta Ag Elektronisches zeitmessgeraet mit mindestens zwei motoren.
CH690632A5 (fr) * 1996-11-27 2000-11-15 Ebauchesfabrik Eta Ag Moteur électromagnétique à deux rotors coaxiaux.
EP0845850B1 (de) 1996-11-27 2002-09-18 Eta SA Fabriques d'Ebauches Elektromagnetischer Motor mit zwei koaxialen Rotoren

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712046A (en) * 1971-05-24 1973-01-23 H Dill Rotating ring display
GB1385714A (en) * 1971-08-25 1975-02-26 Dill H G Multi-phase rotating ring display device
FR2353889A1 (fr) * 1976-06-02 1977-12-30 Yema Ste Montre a quartz a fonctions multiples
CH626772GA3 (en) * 1979-12-14 1981-12-15 Electronic timekeeping device

Also Published As

Publication number Publication date
CH672042GA3 (de) 1989-10-31
DE3872348D1 (de) 1992-07-30
ES2034096T3 (es) 1993-04-01
DE3872348T2 (de) 1992-12-10
EP0312946B1 (de) 1992-06-24
EP0312946A1 (de) 1989-04-26

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