FR649005A - Pendule électrique servant de moteur - Google Patents

Pendule électrique servant de moteur

Info

Publication number
FR649005A
FR649005A FR649005DA FR649005A FR 649005 A FR649005 A FR 649005A FR 649005D A FR649005D A FR 649005DA FR 649005 A FR649005 A FR 649005A
Authority
FR
France
Prior art keywords
motor
electric pendulum
serving
pendulum serving
electric
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)
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.)
Jules Richard SA Des Ets
Original Assignee
Jules Richard SA Des Ets
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 Jules Richard SA Des Ets filed Critical Jules Richard SA Des Ets
Application granted granted Critical
Publication of FR649005A publication Critical patent/FR649005A/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
    • G04C3/02—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 pendulum
    • G04C3/027—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 pendulum using electromagnetic coupling between electric power source and pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR649005D 1927-07-06 1927-07-06 Pendule électrique servant de moteur Expired FR649005A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR649005T 1927-07-06

Publications (1)

Publication Number Publication Date
FR649005A true FR649005A (fr) 1928-12-17

Family

ID=9003033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649005D Expired FR649005A (fr) 1927-07-06 1927-07-06 Pendule électrique servant de moteur

Country Status (1)

Country Link
FR (1) FR649005A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796728A (en) * 1953-07-28 1957-06-25 Knud J Knudsen Precision chronometer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796728A (en) * 1953-07-28 1957-06-25 Knud J Knudsen Precision chronometer

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