FR1287470A - Improvements made to electric watch movements - Google Patents

Improvements made to electric watch movements

Info

Publication number
FR1287470A
FR1287470A FR851216A FR851216A FR1287470A FR 1287470 A FR1287470 A FR 1287470A FR 851216 A FR851216 A FR 851216A FR 851216 A FR851216 A FR 851216A FR 1287470 A FR1287470 A FR 1287470A
Authority
FR
France
Prior art keywords
improvements made
watch movements
electric watch
electric
movements
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
FR851216A
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.)
ED Jaeger SA
Original Assignee
ED Jaeger SA
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 ED Jaeger SA filed Critical ED Jaeger SA
Priority to FR851216A priority Critical patent/FR1287470A/en
Application granted granted Critical
Publication of FR1287470A publication Critical patent/FR1287470A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B27/00—Mechanical devices for setting the time indicating means
    • G04B27/004—Mechanical devices for setting the time indicating means having several simultaneous functions, e.g. stopping or starting the clockwork or the hands
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
FR851216A 1961-01-31 1961-01-31 Improvements made to electric watch movements Expired FR1287470A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR851216A FR1287470A (en) 1961-01-31 1961-01-31 Improvements made to electric watch movements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR851216A FR1287470A (en) 1961-01-31 1961-01-31 Improvements made to electric watch movements

Publications (1)

Publication Number Publication Date
FR1287470A true FR1287470A (en) 1962-03-16

Family

ID=8747799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851216A Expired FR1287470A (en) 1961-01-31 1961-01-31 Improvements made to electric watch movements

Country Status (1)

Country Link
FR (1) FR1287470A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1178794B (en) * 1963-03-27 1964-09-24 Kienzle Uhrenfabriken Ag Indexing device with directly driven oscillating system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1178794B (en) * 1963-03-27 1964-09-24 Kienzle Uhrenfabriken Ag Indexing device with directly driven oscillating system

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