CH392669A4 - - Google Patents

Info

Publication number
CH392669A4
CH392669A4 CH392669DD CH392669A4 CH 392669 A4 CH392669 A4 CH 392669A4 CH 392669D D CH392669D D CH 392669DD CH 392669 A4 CH392669 A4 CH 392669A4
Authority
CH
Switzerland
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 CH392669A4 publication Critical patent/CH392669A4/xx

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
    • G04C3/107—Controlling frequency or amplitude of the oscillating system
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
  • Shutters For Cameras (AREA)
  • Electromechanical Clocks (AREA)
CH392669D 1969-03-17 1969-03-17 CH392669A4 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH392669A CH508909A (fr) 1969-03-17 1969-03-17 Pièce d'horlogerie électrique

Publications (1)

Publication Number Publication Date
CH392669A4 true CH392669A4 (ja) 1971-02-26

Family

ID=4266455

Family Applications (2)

Application Number Title Priority Date Filing Date
CH392669A CH508909A (fr) 1969-03-17 1969-03-17 Pièce d'horlogerie électrique
CH392669D CH392669A4 (ja) 1969-03-17 1969-03-17

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH392669A CH508909A (fr) 1969-03-17 1969-03-17 Pièce d'horlogerie électrique

Country Status (4)

Country Link
US (1) US3628324A (ja)
CH (2) CH508909A (ja)
FR (1) FR2035017B1 (ja)
GB (1) GB1287644A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH524167A (fr) * 1970-09-29 1972-02-29 Centre Electron Horloger Pièce d'horlogerie électrique à résonateur de torsion
US3736740A (en) * 1971-10-22 1973-06-05 Novox Inc Electromagnetic timing mechanism
US4087957A (en) * 1975-12-25 1978-05-09 Citizen Watch Company Limited Movement construction for small size analog quartz timepiece
DE2632303C3 (de) * 1976-07-17 1982-09-16 Gebrüder Junghans GmbH, 7230 Schramberg Batteriebetriebene elektronische Uhr
EP3309628B1 (fr) 2016-10-11 2020-02-05 ETA SA Manufacture Horlogère Suisse Montre comportant un dispositif de bridage magnétique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1528337A (fr) * 1966-07-27 1968-06-07 Centre Electron Horloger Pièces d'horlogerie électronique
CH1086066A4 (ja) * 1966-07-27 1970-12-31

Also Published As

Publication number Publication date
FR2035017A1 (ja) 1970-12-18
US3628324A (en) 1971-12-21
DE2012886A1 (de) 1971-01-14
CH508909A (fr) 1971-02-26
FR2035017B1 (ja) 1973-07-13
GB1287644A (en) 1972-09-06
DE2012886B2 (de) 1972-07-20

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