CH490710A - Pièce d'horlogerie électronique - Google Patents

Pièce d'horlogerie électronique

Info

Publication number
CH490710A
CH490710A CH205066A CH205066A CH490710A CH 490710 A CH490710 A CH 490710A CH 205066 A CH205066 A CH 205066A CH 205066 A CH205066 A CH 205066A CH 490710 A CH490710 A CH 490710A
Authority
CH
Switzerland
Prior art keywords
electronic timepiece
timepiece
electronic
Prior art date
Application number
CH205066A
Other languages
English (en)
Inventor
Doeme Peter
Luescher Jakob
Original Assignee
Suisse Horlogerie
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 Suisse Horlogerie filed Critical Suisse Horlogerie
Priority to CH205066A priority Critical patent/CH490710A/fr
Priority to CH205066D priority patent/CH205066A4/xx
Priority to NL6701962A priority patent/NL6701962A/xx
Priority to FR94314A priority patent/FR1517115A/fr
Priority to SE01848/67A priority patent/SE333549B/xx
Priority to DE19671673774 priority patent/DE1673774C/de
Priority to GB6351/67A priority patent/GB1177523A/en
Priority to BE693936D priority patent/BE693936A/xx
Priority to US798757A priority patent/US3553957A/en
Publication of CH490710A publication Critical patent/CH490710A/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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric 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
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
CH205066A 1966-02-10 1966-02-10 Pièce d'horlogerie électronique CH490710A (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH205066A CH490710A (fr) 1966-02-10 1966-02-10 Pièce d'horlogerie électronique
CH205066D CH205066A4 (fr) 1966-02-10 1966-02-10
NL6701962A NL6701962A (fr) 1966-02-10 1967-02-09
FR94314A FR1517115A (fr) 1966-02-10 1967-02-09 Montre électronique
SE01848/67A SE333549B (fr) 1966-02-10 1967-02-09
DE19671673774 DE1673774C (de) 1966-02-10 1967-02-09 Elektronische Uhr mit Zeigerstell vorrichtung
GB6351/67A GB1177523A (en) 1966-02-10 1967-02-09 Electronic Watches.
BE693936D BE693936A (fr) 1966-02-10 1967-02-10
US798757A US3553957A (en) 1966-02-10 1969-02-12 Electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH205066A CH490710A (fr) 1966-02-10 1966-02-10 Pièce d'horlogerie électronique

Publications (1)

Publication Number Publication Date
CH490710A true CH490710A (fr) 1969-08-15

Family

ID=4224748

Family Applications (2)

Application Number Title Priority Date Filing Date
CH205066A CH490710A (fr) 1966-02-10 1966-02-10 Pièce d'horlogerie électronique
CH205066D CH205066A4 (fr) 1966-02-10 1966-02-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH205066D CH205066A4 (fr) 1966-02-10 1966-02-10

Country Status (6)

Country Link
US (1) US3553957A (fr)
BE (1) BE693936A (fr)
CH (2) CH490710A (fr)
GB (1) GB1177523A (fr)
NL (1) NL6701962A (fr)
SE (1) SE333549B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728855A (en) * 1970-01-22 1973-04-24 Gen Time Corp Crystal controlled movement with frequency dividing circuitry
GB1343330A (en) * 1970-07-27 1974-01-10 Suwa Seikosha Kk Electric timepieces
GB1361229A (en) * 1970-07-27 1974-07-24 Suwa Seikosha Kk Electric watches
US3756014A (en) * 1971-05-18 1973-09-04 Timex Corp Synchronized quartz crystal watch
DE2166739B2 (de) * 1971-06-24 1981-11-05 Kabushiki Kaisha Suwa Seikosha, Tokyo Quarzkristall-Armbanduhr mit einem elektromechanischen Wandler
US3783600A (en) * 1971-07-29 1974-01-08 Junghans Gmbh Geb Electromechanic driving mechanism for the hands of a timepiece
CH556051A (fr) * 1971-10-25 1974-11-15
US3757510A (en) * 1972-07-03 1973-09-11 Hughes Aircraft Co High frequency electronic watch with low power dissipation
US3787715A (en) * 1972-08-30 1974-01-22 Rca Corp Control circuit employing digital techniques for loads such as balance wheel motors
US3778999A (en) * 1972-12-13 1973-12-18 Girard Perregaux Sa Electronic wristwatch
JPS5542356B2 (fr) * 1972-12-22 1980-10-30
CH617312GA3 (en) * 1972-12-29 1980-05-30 Battery-driven time measuring device
US3967442A (en) * 1973-02-01 1976-07-06 Berney Jean Claude Electric watch having an electromechanical movement including a correction mechanism for small errors
JPS5751079B2 (fr) * 1973-04-25 1982-10-30
JPS6120817B2 (fr) * 1973-12-24 1986-05-23 Citizen Watch Co Ltd
US3998043A (en) * 1973-12-26 1976-12-21 Citizen Watch Co., Ltd. Electric timepiece for displaying the operating condition thereof
CH613839B (fr) * 1977-06-08 Ebauches Sa Etage diviseur de frequence binaire.
CH625384B (fr) * 1977-12-20 Ebauches Electroniques Sa Dispositif de detection de la non rotation de moteurs pas a pas pour piece d'horlogerie et de rattrapage des pas perdus.
CH629356B (fr) * 1979-06-28 Ebauchesfabrik Eta Ag Montre electronique dont le rouage comporte un mobile de comptage.
JPS58158394U (ja) * 1983-02-21 1983-10-22 セイコーエプソン株式会社 電子時計の輪列構造

Also Published As

Publication number Publication date
GB1177523A (en) 1970-01-14
CH205066A4 (fr) 1969-08-15
US3553957A (en) 1971-01-12
DE1673774A1 (de) 1971-02-25
NL6701962A (fr) 1967-08-11
BE693936A (fr) 1967-08-10
SE333549B (fr) 1971-03-15
DE1673774B2 (de) 1972-07-27

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Legal Events

Date Code Title Description
PL Patent ceased