FR567334A - Horloge astronomique à pendule libre - Google Patents

Horloge astronomique à pendule libre

Info

Publication number
FR567334A
FR567334A FR567334DA FR567334A FR 567334 A FR567334 A FR 567334A FR 567334D A FR567334D A FR 567334DA FR 567334 A FR567334 A FR 567334A
Authority
FR
France
Prior art keywords
closeup
astronomical
pendulum clock
pendulum
clock
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)
Inventor
Emile-Jacques De Lens
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 filed Critical
Application granted granted Critical
Publication of FR567334A publication Critical patent/FR567334A/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
    • G04C3/0278—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 the pendulum controlling the 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)
FR567334D 1923-05-15 1923-05-15 Horloge astronomique à pendule libre Expired FR567334A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR567334T 1923-05-15

Publications (1)

Publication Number Publication Date
FR567334A true FR567334A (fr) 1924-02-29

Family

ID=8947710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR567334D Expired FR567334A (fr) 1923-05-15 1923-05-15 Horloge astronomique à pendule libre

Country Status (1)

Country Link
FR (1) FR567334A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064430B (de) * 1955-10-26 1959-08-27 Complications Sa Anordnung zur Unterhaltung der Schwingung des Gangreglers einer elektrischen Uhr
DE1095212B (de) * 1957-12-28 1960-12-15 Telefonbau & Normalzeit Gmbh Elektromagnetischer Uhrenantrieb
DE1239247B (de) * 1962-11-30 1967-04-20 Telefonbau Kontaktgeber fuer elektrische Nebenuhren

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064430B (de) * 1955-10-26 1959-08-27 Complications Sa Anordnung zur Unterhaltung der Schwingung des Gangreglers einer elektrischen Uhr
DE1095212B (de) * 1957-12-28 1960-12-15 Telefonbau & Normalzeit Gmbh Elektromagnetischer Uhrenantrieb
DE1239247B (de) * 1962-11-30 1967-04-20 Telefonbau Kontaktgeber fuer elektrische Nebenuhren

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