CH636239B - Piece d'horlogerie electronique a calendrier. - Google Patents

Piece d'horlogerie electronique a calendrier.

Info

Publication number
CH636239B
CH636239B CH752678A CH752678A CH636239B CH 636239 B CH636239 B CH 636239B CH 752678 A CH752678 A CH 752678A CH 752678 A CH752678 A CH 752678A CH 636239 B CH636239 B CH 636239B
Authority
CH
Switzerland
Prior art keywords
months
calendar
timepiece
motor
date
Prior art date
Application number
CH752678A
Other languages
English (en)
Other versions
CH636239GA3 (fr
Inventor
Hideyuki Nakao
Yoshio Tatsumi
Junpei Nakamura
Original Assignee
Seiko Instr & Electronics
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 of CH636239B publication Critical patent/CH636239B/fr
Priority claimed from JP8268077A external-priority patent/JPS5417882A/ja
Priority claimed from JP9394777A external-priority patent/JPS5428667A/ja
Application filed by Seiko Instr & Electronics filed Critical Seiko Instr & Electronics
Publication of CH636239GA3 publication Critical patent/CH636239GA3/fr

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G04C17/005—Indicating the time optically by electric means by discs
    • G04C17/0058—Indicating the time optically by electric means by discs with date indication
    • G04C17/0066—Indicating the time optically by electric means by discs with date indication electromagnetically driven, e.g. intermittently
    • 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
    • G04C3/008—Mounting, assembling of components
    • 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
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromechanical Clocks (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electric Clocks (AREA)
CH752678A 1977-07-11 1978-07-11 Piece d'horlogerie electronique a calendrier. CH636239B (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8268077A JPS5417882A (en) 1977-07-11 1977-07-11 Calendar correcting mechanism
JP9394777A JPS5428667A (en) 1977-08-05 1977-08-05 Calendar correcting mechanism

Publications (2)

Publication Number Publication Date
CH636239B true CH636239B (fr)
CH636239GA3 CH636239GA3 (fr) 1983-05-31

Family

ID=26423697

Family Applications (1)

Application Number Title Priority Date Filing Date
CH752678A CH636239B (fr) 1977-07-11 1978-07-11 Piece d'horlogerie electronique a calendrier.

Country Status (2)

Country Link
CH (1) CH636239B (fr)
GB (1) GB2006482B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3696617B1 (fr) 2019-02-14 2023-07-05 Glashütter Uhrenbetrieb GmbH Mecanisme d'affichage de mois et d'annee bissextile pour piece d'horlogerie

Also Published As

Publication number Publication date
CH636239GA3 (fr) 1983-05-31
GB2006482A (en) 1979-05-02
GB2006482B (en) 1982-03-24

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