JPS5910875A - 電子時計 - Google Patents

電子時計

Info

Publication number
JPS5910875A
JPS5910875A JP11958382A JP11958382A JPS5910875A JP S5910875 A JPS5910875 A JP S5910875A JP 11958382 A JP11958382 A JP 11958382A JP 11958382 A JP11958382 A JP 11958382A JP S5910875 A JPS5910875 A JP S5910875A
Authority
JP
Japan
Prior art keywords
pulse
reset
rotor
drive
rotation
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
JP11958382A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6323514B2 (enExample
Inventor
Masashi Yoshino
雅士 吉野
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP11958382A priority Critical patent/JPS5910875A/ja
Publication of JPS5910875A publication Critical patent/JPS5910875A/ja
Publication of JPS6323514B2 publication Critical patent/JPS6323514B2/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
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
JP11958382A 1982-07-09 1982-07-09 電子時計 Granted JPS5910875A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11958382A JPS5910875A (ja) 1982-07-09 1982-07-09 電子時計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11958382A JPS5910875A (ja) 1982-07-09 1982-07-09 電子時計

Publications (2)

Publication Number Publication Date
JPS5910875A true JPS5910875A (ja) 1984-01-20
JPS6323514B2 JPS6323514B2 (enExample) 1988-05-17

Family

ID=14764950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11958382A Granted JPS5910875A (ja) 1982-07-09 1982-07-09 電子時計

Country Status (1)

Country Link
JP (1) JPS5910875A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0585470B1 (en) * 1992-03-18 1997-09-10 Citizen Watch Co. Ltd. Electronic machine with vibration alarm

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5410774A (en) * 1977-06-27 1979-01-26 Seiko Instr & Electronics Ltd Resetting system for electronic watch
JPS56101584A (en) * 1980-01-17 1981-08-14 Seiko Instr & Electronics Ltd Electronic timepiece

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5410774A (en) * 1977-06-27 1979-01-26 Seiko Instr & Electronics Ltd Resetting system for electronic watch
JPS56101584A (en) * 1980-01-17 1981-08-14 Seiko Instr & Electronics Ltd Electronic timepiece

Also Published As

Publication number Publication date
JPS6323514B2 (enExample) 1988-05-17

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