FR1286393A - Electromagnetic maintenance device for the oscillating movement of the regulating organ of a timepiece - Google Patents

Electromagnetic maintenance device for the oscillating movement of the regulating organ of a timepiece

Info

Publication number
FR1286393A
FR1286393A FR41464A FR69041464A FR1286393A FR 1286393 A FR1286393 A FR 1286393A FR 41464 A FR41464 A FR 41464A FR 69041464 A FR69041464 A FR 69041464A FR 1286393 A FR1286393 A FR 1286393A
Authority
FR
France
Prior art keywords
timepiece
maintenance device
oscillating movement
regulating organ
electromagnetic
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
FR41464A
Other languages
French (fr)
Inventor
Peter Dome
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.)
SSIH Management Services SA
Original Assignee
SSIH Management Services 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 SSIH Management Services SA filed Critical SSIH Management Services SA
Application granted granted Critical
Publication of FR1286393A publication Critical patent/FR1286393A/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)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
FR41464A 1960-04-28 1961-04-15 Electromagnetic maintenance device for the oscillating movement of the regulating organ of a timepiece Expired FR1286393A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH481860A CH382664A (en) 1960-04-28 1960-04-28 Electromagnetic maintenance device for the oscillating movement of the regulating organ of a timepiece

Publications (1)

Publication Number Publication Date
FR1286393A true FR1286393A (en) 1962-03-02

Family

ID=4283067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41464A Expired FR1286393A (en) 1960-04-28 1961-04-15 Electromagnetic maintenance device for the oscillating movement of the regulating organ of a timepiece

Country Status (4)

Country Link
BE (1) BE602734A (en)
CH (2) CH481860A4 (en)
FR (1) FR1286393A (en)
GB (1) GB921948A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274999B (en) * 1964-10-15 1968-08-08 Siemens Elektrogeraete Gmbh Contactless controlled electric clock with self-start
FR2081636A1 (en) * 1970-03-02 1971-12-10 Inst Forschungsgesel
FR2132851A1 (en) * 1971-04-12 1972-11-24 Seiko Instr & Electronics

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1104071A (en) * 1963-10-17 1968-02-21 Smiths Industries Ltd Improvements in or relating to horological instruments
US3407344A (en) * 1964-09-26 1968-10-22 Shigeru Kakubari Electronic timekeeper
DE1244069B (en) * 1965-01-02 1967-07-06 United States Time Corp Drive circuit for time-keeping devices
GB1144903A (en) * 1965-07-22 1969-03-12 Smiths Industries Ltd Improvements in or relating to horological instruments
US3509437A (en) * 1966-09-08 1970-04-28 Citizen Watch Co Ltd Timepiece drive
US3539888A (en) * 1968-07-24 1970-11-10 Aeroprojects Inc Automatic frequency control circuit for use with ultrasonic systems

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274999B (en) * 1964-10-15 1968-08-08 Siemens Elektrogeraete Gmbh Contactless controlled electric clock with self-start
FR2081636A1 (en) * 1970-03-02 1971-12-10 Inst Forschungsgesel
FR2132851A1 (en) * 1971-04-12 1972-11-24 Seiko Instr & Electronics

Also Published As

Publication number Publication date
GB921948A (en) 1963-03-27
DE1448348A1 (en) 1969-06-12
BE602734A (en) 1961-08-16
DE1448348B2 (en) 1970-08-13
CH382664A (en) 1964-06-15
CH481860A4 (en) 1964-06-15

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