FR832615A - Perfectionnements apportés aux horloges électriques - Google Patents

Perfectionnements apportés aux horloges électriques

Info

Publication number
FR832615A
FR832615A FR832615DA FR832615A FR 832615 A FR832615 A FR 832615A FR 832615D A FR832615D A FR 832615DA FR 832615 A FR832615 A FR 832615A
Authority
FR
France
Prior art keywords
electric clocks
clocks
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)
Inventor
Frederic Alexandre Lanfranconi
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.)
British Vacuum Cleaner & Engin
Original Assignee
British Vacuum Cleaner & Engin
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 British Vacuum Cleaner & Engin filed Critical British Vacuum Cleaner & Engin
Application granted granted Critical
Publication of FR832615A publication Critical patent/FR832615A/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
    • G04C3/04—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
    • G04C3/063—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, the balance driving electro-magnet simultaneously driving the gear-train

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR832615D 1937-01-27 1938-01-25 Perfectionnements apportés aux horloges électriques Expired FR832615A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB832615X 1937-01-27

Publications (1)

Publication Number Publication Date
FR832615A true FR832615A (fr) 1938-09-29

Family

ID=10549490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832615D Expired FR832615A (fr) 1937-01-27 1938-01-25 Perfectionnements apportés aux horloges électriques

Country Status (1)

Country Link
FR (1) FR832615A (fr)

Similar Documents

Publication Publication Date Title
FR840827A (fr) Perfectionnements aux interrupteurs électriques
FR860345A (fr) Perfectionnements apportés aux interrupteurs électriques
FR835103A (fr) Perfectionnements aux lampes électriques
FR833471A (fr) Perfectionnements aux lampes électriques
FR836895A (fr) Perfectionnements aux interrupteurs électriques
FR846216A (fr) Perfectionnements aux objectifs
FR832724A (fr) Perfectionnements aux lampes électriques
FR832772A (fr) Perfectionnements aux interrupteurs électriques
FR845835A (fr) Perfectionnements aux interrupteurs électriques
FR832884A (fr) Perfectionnements aux accumulateurs électriques
FR833874A (fr) Perfectionnements aux montres électriques
FR823963A (fr) Perfectionnements aux autocolimateurs
FR844988A (fr) Perfectionnements aux pose-mètres
FR844493A (fr) Perfectionnements aux horloges électriques
FR822656A (fr) Perfectionnements aux cadrans solaires
FR838167A (fr) Perfectionnements aux lampes électriques
FR832615A (fr) Perfectionnements apportés aux horloges électriques
FR834782A (fr) Perfectionnements aux montres électriques
FR826148A (fr) Perfectionnements aux interrupteurs électriques
FR49205E (fr) Perfectionnements aux interrupteurs électriques
FR834615A (fr) Perfectionnements aux interrupteurs électriques
FR840077A (fr) Perfectionnements aux contacteurs électriques
FR841165A (fr) Perfectionnements aux cuisinières électriques
FR843671A (fr) Perfectionnements aux montres électriques
FR841064A (fr) Perfectionnements aux devons