FR1200032A - Electric watch system where the balance does not intervene directly to drive the cogs of the timer - Google Patents

Electric watch system where the balance does not intervene directly to drive the cogs of the timer

Info

Publication number
FR1200032A
FR1200032A FR1200032DA FR1200032A FR 1200032 A FR1200032 A FR 1200032A FR 1200032D A FR1200032D A FR 1200032DA FR 1200032 A FR1200032 A FR 1200032A
Authority
FR
France
Prior art keywords
cogs
timer
balance
drive
watch system
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
Other languages
French (fr)
Inventor
Serge Held
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
Application granted granted Critical
Publication of FR1200032A publication Critical patent/FR1200032A/en
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
    • G04C3/04—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 balance
    • G04C3/042—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 balance using mechanical coupling

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1200032D 1956-02-18 1956-02-18 Electric watch system where the balance does not intervene directly to drive the cogs of the timer Expired FR1200032A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1200032T 1956-02-18

Publications (1)

Publication Number Publication Date
FR1200032A true FR1200032A (en) 1959-12-17

Family

ID=9670768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200032D Expired FR1200032A (en) 1956-02-18 1956-02-18 Electric watch system where the balance does not intervene directly to drive the cogs of the timer

Country Status (1)

Country Link
FR (1) FR1200032A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483692A (en) * 1966-04-22 1969-12-16 Kiengle Uhrenfabriken Gmbh Device for driving time works by a high frequency vibrator and means for mounting the device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483692A (en) * 1966-04-22 1969-12-16 Kiengle Uhrenfabriken Gmbh Device for driving time works by a high frequency vibrator and means for mounting the device

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