CH336025A - Electric clock - Google Patents

Electric clock

Info

Publication number
CH336025A
CH336025A CH336025DA CH336025A CH 336025 A CH336025 A CH 336025A CH 336025D A CH336025D A CH 336025DA CH 336025 A CH336025 A CH 336025A
Authority
CH
Switzerland
Prior art keywords
electric clock
clock
electric
Prior art date
Application number
Other languages
German (de)
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.)
Filing date
Publication date
Application filed by Bulova Watch Co Inc filed Critical Bulova Watch Co Inc
Publication of CH336025A publication Critical patent/CH336025A/en

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)
CH336025D 1955-03-11 1955-03-11 Electric clock CH336025A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH336025A true CH336025A (en) 1959-01-31

Family

ID=4540267

Family Applications (1)

Application Number Title Priority Date Filing Date
CH336025D CH336025A (en) 1955-03-11 1955-03-11 Electric clock

Country Status (6)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1523715B1 (en) * 1965-11-30 1969-09-18 Centre Electron Horloger Device for protecting a mechanical oscillator used as a time standard against impacts and vibrations

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 (en) * 1931-11-21 1940-09-09 Georg Heinrich Schieferstein
US2260847A (en) * 1938-05-27 1941-10-28 Warren Telechron Co Vibratory frequency standard
CH213932A (en) * 1939-09-18 1941-03-31 Russenberger Max Mechanical vibrator with control device for limiting a parameter of the vibration.
FR972360A (en) * 1941-02-14 1951-01-29 Hatot Leon Ets Advanced electromagnetic clocks
FR1090564A (en) * 1953-09-17 1955-03-31 Hatot Leon Ets Improvements to time mechanisms and similar devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1523715B1 (en) * 1965-11-30 1969-09-18 Centre Electron Horloger Device for protecting a mechanical oscillator used as a time standard against impacts and vibrations

Also Published As

Publication number Publication date
DE1038487B (en) 1958-09-04
GB830518A (en) 1960-03-16
FR1172522A (en) 1959-02-11
CA578729A (en) 1959-06-30
IT550130A (en)

Similar Documents

Publication Publication Date Title
CH353311A (en) Electric clock
FR71800E (en) Electric lamps
CH342171A (en) Electric clock
CH343004A (en) Electric switch
CH336510A (en) Klystron
CH345682A (en) Electric switch
CH339966A (en) Electric switch
CH346595A (en) Electric switch
CH361315A (en) Electrical element
FR1164296A (en) Klystron
FR1112510A (en) Advanced electrical switches
CH364532A (en) Electric selector
CH338154A (en) Electric clock
FR71099E (en) Electrical collectors
AT193806B (en) Cordless electric clock
CH340540A (en) Electric switch
CH328145A (en) Electric alarm clock
AT194334B (en) Electric clock system
CH339967A (en) Electric switch-selector
FR1100409A (en) Electric clock
FR1150340A (en) Electric watch
FR1172522A (en) Improvements to electric clocks
FI32325A (en) Electric högeffektssäkring
AT193037B (en) Electric coil
ES55304Y (en) Simplified electric clock