CH371057A - Electronic timepiece - Google Patents

Electronic timepiece

Info

Publication number
CH371057A
CH371057A CH308361A CH308361A CH371057A CH 371057 A CH371057 A CH 371057A CH 308361 A CH308361 A CH 308361A CH 308361 A CH308361 A CH 308361A CH 371057 A CH371057 A CH 371057A
Authority
CH
Switzerland
Prior art keywords
electronic timepiece
timepiece
electronic
Prior art date
Application number
CH308361A
Other languages
French (fr)
Inventor
Baumgartner Werner
Original Assignee
Suisse Horlogerie Rech Lab
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 Suisse Horlogerie Rech Lab filed Critical Suisse Horlogerie Rech Lab
Priority to CH308361A priority Critical patent/CH371057A/en
Priority to CH308361D priority patent/CH308361A4/xx
Priority to US178711A priority patent/US3176171A/en
Publication of CH371057A publication Critical patent/CH371057A/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
    • 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)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
CH308361A 1961-03-14 1961-03-14 Electronic timepiece CH371057A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH308361A CH371057A (en) 1961-03-14 1961-03-14 Electronic timepiece
CH308361D CH308361A4 (en) 1961-03-14 1961-03-14
US178711A US3176171A (en) 1961-03-14 1962-03-09 Electromagnetic oscillatory drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH308361A CH371057A (en) 1961-03-14 1961-03-14 Electronic timepiece

Publications (1)

Publication Number Publication Date
CH371057A true CH371057A (en) 1963-04-11

Family

ID=4248243

Family Applications (2)

Application Number Title Priority Date Filing Date
CH308361A CH371057A (en) 1961-03-14 1961-03-14 Electronic timepiece
CH308361D CH308361A4 (en) 1961-03-14 1961-03-14

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH308361D CH308361A4 (en) 1961-03-14 1961-03-14

Country Status (2)

Country Link
US (1) US3176171A (en)
CH (2) CH371057A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH414472A (en) * 1961-05-24 1966-01-31 Movado Montres Timepiece comprising a mechanical oscillator
US3454799A (en) * 1966-01-21 1969-07-08 Gen Electric Torsion wire tension spring for battery operated clock
US3432696A (en) * 1967-05-18 1969-03-11 Gen Electric Torsion wire tension spring for a battery-operated clock
DE1810523C3 (en) * 1968-11-23 1973-12-13 Kienzle Uhrenfabriken Gmbh, 7220 Schwenningen Device for adjusting the oscillation amplitude of a directly driven mechanical oscillation system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1541138A (en) * 1922-03-15 1925-06-09 Harje August Bengtsson Electric clock
US2079421A (en) * 1934-08-29 1937-05-04 Ingraham E Co Vibratory synchronous electric motor
US2843742A (en) * 1954-11-06 1958-07-15 Philips Corp Device for maintaining mechanical oscillations
DE1032788B (en) * 1954-11-25 1958-06-26 Philips Nv Transistor amplifier with operating point stabilization
IT552682A (en) * 1955-05-12

Also Published As

Publication number Publication date
CH308361A4 (en) 1963-04-11
US3176171A (en) 1965-03-30

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