FR1256386A - Device for the maintenance of a pendulum balance - Google Patents

Device for the maintenance of a pendulum balance

Info

Publication number
FR1256386A
FR1256386A FR40415A FR69040415A FR1256386A FR 1256386 A FR1256386 A FR 1256386A FR 40415 A FR40415 A FR 40415A FR 69040415 A FR69040415 A FR 69040415A FR 1256386 A FR1256386 A FR 1256386A
Authority
FR
France
Prior art keywords
maintenance
pendulum balance
pendulum
balance
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
FR40415A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MANUF D HORLOGERIE CHARVET DEL
Original Assignee
MANUF D HORLOGERIE CHARVET DEL
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 MANUF D HORLOGERIE CHARVET DEL filed Critical MANUF D HORLOGERIE CHARVET DEL
Priority to FR40415A priority Critical patent/FR1256386A/en
Application granted granted Critical
Publication of FR1256386A publication Critical patent/FR1256386A/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
    • G04C3/065—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 gear-train by means of static switches, e.g. transistor circuits
    • G04C3/069—Driving circuits using a single coil for detection and driving purposes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR40415A 1960-05-06 1960-05-06 Device for the maintenance of a pendulum balance Expired FR1256386A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR40415A FR1256386A (en) 1960-05-06 1960-05-06 Device for the maintenance of a pendulum balance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR40415A FR1256386A (en) 1960-05-06 1960-05-06 Device for the maintenance of a pendulum balance

Publications (1)

Publication Number Publication Date
FR1256386A true FR1256386A (en) 1961-03-17

Family

ID=85199633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR40415A Expired FR1256386A (en) 1960-05-06 1960-05-06 Device for the maintenance of a pendulum balance

Country Status (1)

Country Link
FR (1) FR1256386A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235825B (en) * 1962-11-08 1967-03-02 Kienzle Uhrenfabriken Ges Mit Electronic car clock
DE1274999B (en) * 1964-10-15 1968-08-08 Siemens Elektrogeraete Gmbh Contactless controlled electric clock with self-start
FR2011213A1 (en) * 1968-06-19 1970-02-27 Tissot Horlogerie

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235825B (en) * 1962-11-08 1967-03-02 Kienzle Uhrenfabriken Ges Mit Electronic car clock
DE1274999B (en) * 1964-10-15 1968-08-08 Siemens Elektrogeraete Gmbh Contactless controlled electric clock with self-start
FR2011213A1 (en) * 1968-06-19 1970-02-27 Tissot Horlogerie

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