FR648393A - Mécanisme horaire électro-magnétique - Google Patents

Mécanisme horaire électro-magnétique

Info

Publication number
FR648393A
FR648393A FR648393DA FR648393A FR 648393 A FR648393 A FR 648393A FR 648393D A FR648393D A FR 648393DA FR 648393 A FR648393 A FR 648393A
Authority
FR
France
Prior art keywords
electro
clock mechanism
magnetic clock
magnetic
clock
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
English (en)
Inventor
Camille-Isaac Lipmann
Frederic Strahm
Andre Strahm
Albert-Georges Quinche
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 FR648393A publication Critical patent/FR648393A/fr
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
    • G04C3/061—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 the balance controlling contacts and mechanically driving the gear-train

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR648393D 1927-06-22 1927-06-22 Mécanisme horaire électro-magnétique Expired FR648393A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR648393T 1927-06-22

Publications (1)

Publication Number Publication Date
FR648393A true FR648393A (fr) 1928-12-08

Family

ID=9002670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR648393D Expired FR648393A (fr) 1927-06-22 1927-06-22 Mécanisme horaire électro-magnétique

Country Status (1)

Country Link
FR (1) FR648393A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522734A (en) * 1943-08-20 1950-09-19 Automatic Elect Lab Register device
US2817207A (en) * 1954-05-07 1957-12-24 Ebauches Sa Electric watch
US3095690A (en) * 1959-03-23 1963-07-02 Hamilton Watch Co Contact and index system for an electric watch

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2522734A (en) * 1943-08-20 1950-09-19 Automatic Elect Lab Register device
US2817207A (en) * 1954-05-07 1957-12-24 Ebauches Sa Electric watch
US3095690A (en) * 1959-03-23 1963-07-02 Hamilton Watch Co Contact and index system for an electric watch

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