JPS5582087A - Electronic clock - Google Patents

Electronic clock

Info

Publication number
JPS5582087A
JPS5582087A JP15083279A JP15083279A JPS5582087A JP S5582087 A JPS5582087 A JP S5582087A JP 15083279 A JP15083279 A JP 15083279A JP 15083279 A JP15083279 A JP 15083279A JP S5582087 A JPS5582087 A JP S5582087A
Authority
JP
Japan
Prior art keywords
pulses
gate
divider
frequency
motor
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.)
Granted
Application number
JP15083279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS631553B2 (enrdf_load_stackoverflow
Inventor
Rene Besson
Fridolin Wiget
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.)
Ebauches SA
Original Assignee
Ebauches 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 Ebauches SA filed Critical Ebauches SA
Publication of JPS5582087A publication Critical patent/JPS5582087A/ja
Publication of JPS631553B2 publication Critical patent/JPS631553B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/002—Electrical measuring and testing apparatus
    • G04D7/003—Electrical measuring and testing apparatus for electric or electronic clocks
    • 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
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Circuits Of Receivers In General (AREA)
JP15083279A 1978-11-24 1979-11-22 Electronic clock Granted JPS5582087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1206278A CH624536B (fr) 1978-11-24 1978-11-24 Piece d'horlogerie electronique a affichage analogique comportant un diviseur a taux de division ajustable.

Publications (2)

Publication Number Publication Date
JPS5582087A true JPS5582087A (en) 1980-06-20
JPS631553B2 JPS631553B2 (enrdf_load_stackoverflow) 1988-01-13

Family

ID=4379503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15083279A Granted JPS5582087A (en) 1978-11-24 1979-11-22 Electronic clock

Country Status (6)

Country Link
JP (1) JPS5582087A (enrdf_load_stackoverflow)
CH (1) CH624536B (enrdf_load_stackoverflow)
DE (1) DE2943303C2 (enrdf_load_stackoverflow)
FR (1) FR2442468A1 (enrdf_load_stackoverflow)
GB (1) GB2036387B (enrdf_load_stackoverflow)
HK (1) HK24888A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3855081T2 (de) * 1987-09-21 1996-07-18 Seiko Epson Corp Analoger elektronischer Zeitgeber

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH227070A4 (enrdf_load_stackoverflow) * 1970-02-17 1972-08-15
US3777471A (en) * 1971-08-27 1973-12-11 Bulova Watch Co Inc Presettable frequency divider for electronic timepiece
GB1488914A (en) * 1973-12-19 1977-10-19 Citizen Watch Co Ltd Electronic timepiece
JPS6024434B2 (ja) * 1976-07-07 1985-06-12 セイコーエプソン株式会社 電子時計
JPS53140071A (en) * 1977-05-13 1978-12-06 Seiko Epson Corp Analog type electronic watch
US4142360A (en) * 1977-07-07 1979-03-06 Kabushiki Kaisha Suwa Seikosha Electronic timepiece

Also Published As

Publication number Publication date
FR2442468B1 (enrdf_load_stackoverflow) 1981-11-20
DE2943303C2 (de) 1982-07-01
JPS631553B2 (enrdf_load_stackoverflow) 1988-01-13
DE2943303A1 (de) 1980-05-29
HK24888A (en) 1988-04-15
GB2036387B (en) 1983-01-06
CH624536GA3 (enrdf_load_stackoverflow) 1981-08-14
FR2442468A1 (fr) 1980-06-20
CH624536B (fr)
GB2036387A (en) 1980-06-25

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