DE3872348T2 - Elektronisches zeitmessgeraet. - Google Patents

Elektronisches zeitmessgeraet.

Info

Publication number
DE3872348T2
DE3872348T2 DE8888117197T DE3872348T DE3872348T2 DE 3872348 T2 DE3872348 T2 DE 3872348T2 DE 8888117197 T DE8888117197 T DE 8888117197T DE 3872348 T DE3872348 T DE 3872348T DE 3872348 T2 DE3872348 T2 DE 3872348T2
Authority
DE
Germany
Prior art keywords
motors
rotor
hand
carries
rotors
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
DE8888117197T
Other languages
German (de)
English (en)
Other versions
DE3872348D1 (de
Inventor
Christophe Bueche
Michiel Groothuis
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.)
Kinetron BV
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
Application granted granted Critical
Publication of DE3872348D1 publication Critical patent/DE3872348D1/de
Publication of DE3872348T2 publication Critical patent/DE3872348T2/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
    • G04C13/00—Driving mechanisms for clocks by primary clocks
    • G04C13/08—Secondary clocks actuated intermittently
    • G04C13/10—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Secondary 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)
DE8888117197T 1987-10-22 1988-10-15 Elektronisches zeitmessgeraet. Expired - Lifetime DE3872348T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE3872348D1 DE3872348D1 (de) 1992-07-30
DE3872348T2 true DE3872348T2 (de) 1992-12-10

Family

ID=4270565

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888117197T Expired - Lifetime DE3872348T2 (de) 1987-10-22 1988-10-15 Elektronisches zeitmessgeraet.

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69000181T2 (de) * 1989-04-21 1993-01-21 Ebauchesfabrik Eta Ag Elektronisches zeitmessgeraet mit mindestens zwei motoren.
CH677578GA3 (en) * 1989-11-17 1991-06-14 Watch or clock mechanism with two motor drives
DE69623787T2 (de) 1996-11-27 2003-05-28 Eta S.A. Fabriques D'ebauches, Grenchen/Granges Elektromagnetischer Motor mit zwei koaxialen Rotoren
CH690632A5 (fr) * 1996-11-27 2000-11-15 Ebauchesfabrik Eta Ag Moteur électromagnétique à deux rotors coaxiaux.

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
EP0312946A1 (fr) 1989-04-26
EP0312946B1 (fr) 1992-06-24
DE3872348D1 (de) 1992-07-30
ES2034096T3 (es) 1993-04-01
CH672042GA3 (cs) 1989-10-31
CH672042B5 (cs) 1990-04-30

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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