FR1200353A - Control device, in particular for portable watches - Google Patents

Control device, in particular for portable watches

Info

Publication number
FR1200353A
FR1200353A FR1200353DA FR1200353A FR 1200353 A FR1200353 A FR 1200353A FR 1200353D A FR1200353D A FR 1200353DA FR 1200353 A FR1200353 A FR 1200353A
Authority
FR
France
Prior art keywords
control device
portable watches
watches
portable
control
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
Ewald Zemla
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.)
DUROWE DEUTSCHE UHREN ROHWERKE
Original Assignee
DUROWE DEUTSCHE UHREN ROHWERKE
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 DUROWE DEUTSCHE UHREN ROHWERKE filed Critical DUROWE DEUTSCHE UHREN ROHWERKE
Application granted granted Critical
Publication of FR1200353A publication Critical patent/FR1200353A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR1200353D 1957-04-24 1958-04-23 Control device, in particular for portable watches Expired FR1200353A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1200353X 1957-04-24

Publications (1)

Publication Number Publication Date
FR1200353A true FR1200353A (en) 1959-12-21

Family

ID=7732129

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1200353D Expired FR1200353A (en) 1957-04-24 1958-04-23 Control device, in particular for portable watches

Country Status (1)

Country Link
FR (1) FR1200353A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226047B (en) * 1964-05-23 1966-09-29 Telefonbau Master clock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1226047B (en) * 1964-05-23 1966-09-29 Telefonbau Master clock

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