CH196664A4 - - Google Patents

Info

Publication number
CH196664A4
CH196664A4 CH196664D CH196664D CH196664A4 CH 196664 A4 CH196664 A4 CH 196664A4 CH 196664 D CH196664 D CH 196664D CH 196664 D CH196664 D CH 196664D CH 196664 A4 CH196664 A4 CH 196664A4
Authority
CH
Switzerland
Application number
CH196664D
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 filed Critical
Publication of CH196664A4 publication Critical patent/CH196664A4/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • G04C3/107Controlling frequency or amplitude of the oscillating system
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromechanical Clocks (AREA)
CH196664D 1964-02-18 1964-02-18 CH196664A4 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH196664A CH409791A (de) 1964-02-18 1964-02-18 Elektronische Kleinuhr

Publications (1)

Publication Number Publication Date
CH196664A4 true CH196664A4 (enrdf_load_stackoverflow) 1965-11-30

Family

ID=4222772

Family Applications (2)

Application Number Title Priority Date Filing Date
CH196664D CH196664A4 (enrdf_load_stackoverflow) 1964-02-18 1964-02-18
CH196664A CH409791A (de) 1964-02-18 1964-02-18 Elektronische Kleinuhr

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH196664A CH409791A (de) 1964-02-18 1964-02-18 Elektronische Kleinuhr

Country Status (2)

Country Link
US (1) US3283495A (enrdf_load_stackoverflow)
CH (2) CH196664A4 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH479103A (fr) * 1967-03-13 1969-11-14 Centre Electron Horloger Résonateur mécanique pour appareil de mesure du temps
CH469299A (fr) * 1967-03-31 1969-04-15 Centre Electron Horloger Résonateur mécanique pour pièce d'horlogerie
CH521618A (fr) * 1969-02-19 1971-12-15 Omega Brandt & Freres Sa Louis Dispositif de transmission pour convertir en un mouvement rotatif le mouvement vibratoire d'un diapason
CH528771A (de) * 1969-12-12 1972-05-31 Bulova Watch Co Inc Elektronische Kleinuhr
CH549829A (enrdf_load_stackoverflow) * 1970-08-04 1974-05-31
GB1355062A (en) * 1970-09-07 1974-06-05 Suwa Seikosha Kk Electric time-pieces
CH632895B (fr) 1980-03-31 Ebauchesfabrik Eta Ag Dispositif de fixation et de prise de contact electrique d'une pile dans une montre.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2433160A (en) * 1945-09-06 1947-12-23 Honeywell Regulator Co Tuning fork construction
CA583728A (en) * 1955-05-12 1959-09-22 Bulova Watch Company Electrical timepiece
US3202848A (en) * 1961-01-19 1965-08-24 Bulova Watch Co Inc Tuning fork frequency adjuster
US3192701A (en) * 1962-11-30 1965-07-06 Tanaka Kazuo Vibratory motion converter for an electric timepiece

Also Published As

Publication number Publication date
CH409791A (de) 1965-11-30
US3283495A (en) 1966-11-08

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