BE711629A - - Google Patents

Info

Publication number
BE711629A
BE711629A BE711629DA BE711629A BE 711629 A BE711629 A BE 711629A BE 711629D A BE711629D A BE 711629DA BE 711629 A BE711629 A BE 711629A
Authority
BE
Belgium
Application number
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 BE711629A publication Critical patent/BE711629A/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
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00Mechanisms for stabilising frequency
    • G04B17/20Compensation of mechanisms for stabilising frequency
    • 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
    • G04C3/102Electromechanical 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 of the mechanical oscillator or of the coil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
BE711629D 1967-03-31 1968-03-04 BE711629A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH457567A CH469299A (fr) 1967-03-31 1967-03-31 Résonateur mécanique pour pièce d'horlogerie

Publications (1)

Publication Number Publication Date
BE711629A true BE711629A (ko) 1968-09-04

Family

ID=4278644

Family Applications (1)

Application Number Title Priority Date Filing Date
BE711629D BE711629A (ko) 1967-03-31 1968-03-04

Country Status (9)

Country Link
US (1) US3486049A (ko)
AT (1) AT278665B (ko)
BE (1) BE711629A (ko)
CH (1) CH469299A (ko)
DE (1) DE1673635A1 (ko)
FR (1) FR1559271A (ko)
GB (1) GB1163706A (ko)
NL (1) NL6803274A (ko)
SE (1) SE345754B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH247769A4 (ko) * 1969-02-19 1971-12-15
CH713150A2 (fr) * 2016-11-23 2018-05-31 Eta Sa Mft Horlogere Suisse Mécanisme régulateur à résonateur rotatif à guidage flexible entretenu par un échappement libre à ancre.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA741517A (en) * 1966-08-30 Ishikawa Kazuo Added mass type circular tuning fork
NL126920C (ko) * 1961-09-18
CH58264A4 (ko) * 1964-01-20 1965-09-15
CH409791A (de) * 1964-02-18 1965-11-30 Centre Electron Horloger Elektronische Kleinuhr
CH421827A (de) * 1964-07-31 1967-04-15 Centre Electron Horloger Mechanischer Resonator für Normalfrequenzoszillatoren in Zeitmessgeräten

Also Published As

Publication number Publication date
NL6803274A (ko) 1968-10-01
US3486049A (en) 1969-12-23
SE345754B (ko) 1972-06-05
CH469299A (fr) 1969-04-15
AT278665B (de) 1970-02-10
FR1559271A (ko) 1969-03-07
GB1163706A (en) 1969-09-10
DE1673635A1 (de) 1972-02-10

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