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CA578729A - Horloge electrique - Google Patents

Horloge electrique

Info

Publication number
CA578729A
CA578729A CA578729A CA578729DA CA578729A CA 578729 A CA578729 A CA 578729A CA 578729 A CA578729 A CA 578729A CA 578729D A CA578729D A CA 578729DA CA 578729 A CA578729 A CA 578729A
Authority
CA
Canada
Prior art keywords
electric timepiece
timepiece
electric
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
Application number
CA578729A
Other languages
English (en)
Inventor
Hetzel Max
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.)
Bulova Watch Co Inc
Original Assignee
Bulova Watch Co Inc
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.)
Publication date
Application granted granted Critical
Publication of CA578729A publication Critical patent/CA578729A/fr
Expired 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
    • G04C3/08—Electromechanical 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
    • G04C3/10—Electromechanical 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
    • G04C3/101—Electromechanical 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
    • 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
    • G04C3/08—Electromechanical 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
    • G04C3/10—Electromechanical 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
    • 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
    • G04C3/08—Electromechanical 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
    • G04C3/10—Electromechanical 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
    • G04C3/101—Electromechanical 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
    • G04C3/102—Electromechanical 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
    • 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
    • G04C3/08—Electromechanical 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
    • G04C3/10—Electromechanical 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
    • G04C3/101—Electromechanical 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
    • G04C3/107—Controlling frequency or amplitude of the oscillating system

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
CA578729A 1955-03-11 Horloge electrique Expired CA578729A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH830518X 1955-03-11

Publications (1)

Publication Number Publication Date
CA578729A true CA578729A (fr) 1959-06-30

Family

ID=4540267

Family Applications (1)

Application Number Title Priority Date Filing Date
CA578729A Expired CA578729A (fr) 1955-03-11 Horloge electrique

Country Status (6)

Country Link
CA (1) CA578729A (fr)
CH (1) CH336025A (fr)
DE (1) DE1038487B (fr)
FR (1) FR1172522A (fr)
GB (1) GB830518A (fr)
IT (1) IT550130A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH447956A (fr) * 1965-11-30 1967-05-31 Centre Electron Horloger Dispositif de protection contre les chocs d'un résonateur mécanique pour pièce d'horlogerie électro-mécanique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1911062A (en) * 1927-03-17 1933-05-23 Conrad Frank Electric clock
DE696032C (fr) * 1931-11-21 1940-09-09 Georg Heinrich Schieferstein
US2260847A (en) * 1938-05-27 1941-10-28 Warren Telechron Co Vibratory frequency standard
CH213932A (de) * 1939-09-18 1941-03-31 Russenberger Max Mechanischer Schwinger mit Steuervorrichtung zur Begrenzung eines Parameters der Schwingung.
FR972360A (fr) * 1941-02-14 1951-01-29 Hatot Leon Ets Horloges électromagnétiques perfectionnées
FR1090564A (fr) * 1953-09-17 1955-03-31 Hatot Leon Ets Perfectionnements apportés aux mécanismes horaires et aux appareils analogues

Also Published As

Publication number Publication date
CH336025A (de) 1959-01-31
IT550130A (fr)
DE1038487B (de) 1958-09-04
GB830518A (en) 1960-03-16
FR1172522A (fr) 1959-02-11

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