FR667063A - Device for the electrical maintenance of the oscillations of a balance - Google Patents

Device for the electrical maintenance of the oscillations of a balance

Info

Publication number
FR667063A
FR667063A FR667063DA FR667063A FR 667063 A FR667063 A FR 667063A FR 667063D A FR667063D A FR 667063DA FR 667063 A FR667063 A FR 667063A
Authority
FR
France
Prior art keywords
oscillations
balance
electrical maintenance
maintenance
electrical
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
Emmanuel-Auguste-Mar Thiriet
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 FR667063A publication Critical patent/FR667063A/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
    • G04C3/06—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 electromagnetic coupling between electric power source and balance

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR667063D 1929-01-08 1929-01-08 Device for the electrical maintenance of the oscillations of a balance Expired FR667063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR667063T 1929-01-08

Publications (1)

Publication Number Publication Date
FR667063A true FR667063A (en) 1929-10-12

Family

ID=9014214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR667063D Expired FR667063A (en) 1929-01-08 1929-01-08 Device for the electrical maintenance of the oscillations of a balance

Country Status (1)

Country Link
FR (1) FR667063A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167274B (en) * 1960-01-09 1964-04-02 Durowe A G Contact device on electrically driven watches

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167274B (en) * 1960-01-09 1964-04-02 Durowe A G Contact device on electrically driven watches

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