JPS647346B2 - - Google Patents

Info

Publication number
JPS647346B2
JPS647346B2 JP17082681A JP17082681A JPS647346B2 JP S647346 B2 JPS647346 B2 JP S647346B2 JP 17082681 A JP17082681 A JP 17082681A JP 17082681 A JP17082681 A JP 17082681A JP S647346 B2 JPS647346 B2 JP S647346B2
Authority
JP
Japan
Prior art keywords
hand
signal
circuit
hour
minute
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
JP17082681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5872082A (ja
Inventor
Fumio Sugano
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP17082681A priority Critical patent/JPS5872082A/ja
Priority to GB08230593A priority patent/GB2110846B/en
Priority to US06/437,176 priority patent/US4440502A/en
Publication of JPS5872082A publication Critical patent/JPS5872082A/ja
Publication of JPS647346B2 publication Critical patent/JPS647346B2/ja
Granted 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
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP17082681A 1981-10-27 1981-10-27 電子時計 Granted JPS5872082A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP17082681A JPS5872082A (ja) 1981-10-27 1981-10-27 電子時計
GB08230593A GB2110846B (en) 1981-10-27 1982-10-26 Electronic timepiece
US06/437,176 US4440502A (en) 1981-10-27 1982-10-27 Electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17082681A JPS5872082A (ja) 1981-10-27 1981-10-27 電子時計

Publications (2)

Publication Number Publication Date
JPS5872082A JPS5872082A (ja) 1983-04-28
JPS647346B2 true JPS647346B2 (en]) 1989-02-08

Family

ID=15912042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17082681A Granted JPS5872082A (ja) 1981-10-27 1981-10-27 電子時計

Country Status (1)

Country Link
JP (1) JPS5872082A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60113696A (ja) * 1983-11-21 1985-06-20 Seiko Epson Corp アナログ電子時計

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129267A (en]) * 1974-04-02 1975-10-13
JPS5380511A (en) * 1976-12-24 1978-07-17 Kanto Seiki Co Step motor for clock
CH616813B (fr) * 1977-12-28 Ebauches Sa Piece d'horlogerie electronique avec systeme de detection de fin de vie des piles.

Also Published As

Publication number Publication date
JPS5872082A (ja) 1983-04-28

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