CH508909A - Electric timepiece - Google Patents

Electric timepiece

Info

Publication number
CH508909A
CH508909A CH392669A CH392669A CH508909A CH 508909 A CH508909 A CH 508909A CH 392669 A CH392669 A CH 392669A CH 392669 A CH392669 A CH 392669A CH 508909 A CH508909 A CH 508909A
Authority
CH
Switzerland
Prior art keywords
electric timepiece
timepiece
electric
Prior art date
Application number
CH392669A
Other languages
French (fr)
Original Assignee
Ebauches Sa
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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH392669D priority Critical patent/CH392669A4/xx
Priority to CH392669A priority patent/CH508909A/en
Priority to GB8616/70A priority patent/GB1287644A/en
Priority to US15029A priority patent/US3628324A/en
Priority to DE19702012886 priority patent/DE2012886C/en
Priority to FR707011519A priority patent/FR2035017B1/fr
Publication of CH508909A publication Critical patent/CH508909A/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
    • 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)
  • Electromechanical Clocks (AREA)
  • Shutters For Cameras (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
CH392669A 1969-03-17 1969-03-17 Electric timepiece CH508909A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH392669D CH392669A4 (en) 1969-03-17 1969-03-17
CH392669A CH508909A (en) 1969-03-17 1969-03-17 Electric timepiece
GB8616/70A GB1287644A (en) 1969-03-17 1970-02-23 Electric timepiece
US15029A US3628324A (en) 1969-03-17 1970-02-27 Electric timepiece
DE19702012886 DE2012886C (en) 1969-03-17 1970-03-13 Electric clock with bending resonator
FR707011519A FR2035017B1 (en) 1969-03-17 1970-03-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH392669A CH508909A (en) 1969-03-17 1969-03-17 Electric timepiece

Publications (1)

Publication Number Publication Date
CH508909A true CH508909A (en) 1971-02-26

Family

ID=4266455

Family Applications (2)

Application Number Title Priority Date Filing Date
CH392669D CH392669A4 (en) 1969-03-17 1969-03-17
CH392669A CH508909A (en) 1969-03-17 1969-03-17 Electric timepiece

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH392669D CH392669A4 (en) 1969-03-17 1969-03-17

Country Status (4)

Country Link
US (1) US3628324A (en)
CH (2) CH392669A4 (en)
FR (1) FR2035017B1 (en)
GB (1) GB1287644A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3309628A1 (en) 2016-10-11 2018-04-18 ETA SA Manufacture Horlogère Suisse Watch comprising a magnetic clamping device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH1440370A4 (en) * 1970-09-29 1972-02-29
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 (en) * 1976-07-17 1982-09-16 Gebrüder Junghans GmbH, 7230 Schramberg Battery operated electronic clock

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH506823A (en) * 1966-07-27 1970-12-31 Centre Electron Horloger Timepiece comprising a mechanical resonator
FR1528337A (en) * 1966-07-27 1968-06-07 Centre Electron Horloger Electronic timepieces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3309628A1 (en) 2016-10-11 2018-04-18 ETA SA Manufacture Horlogère Suisse Watch comprising a magnetic clamping device

Also Published As

Publication number Publication date
DE2012886A1 (en) 1971-01-14
CH392669A4 (en) 1971-02-26
DE2012886B2 (en) 1972-07-20
FR2035017B1 (en) 1973-07-13
GB1287644A (en) 1972-09-06
US3628324A (en) 1971-12-21
FR2035017A1 (en) 1970-12-18

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Legal Events

Date Code Title Description
PL Patent ceased