JPS5296066A - Electronic wrist watch - Google Patents

Electronic wrist watch

Info

Publication number
JPS5296066A
JPS5296066A JP1297776A JP1297776A JPS5296066A JP S5296066 A JPS5296066 A JP S5296066A JP 1297776 A JP1297776 A JP 1297776A JP 1297776 A JP1297776 A JP 1297776A JP S5296066 A JPS5296066 A JP S5296066A
Authority
JP
Japan
Prior art keywords
wrist watch
electronic wrist
electronic
prolong
enabled
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
JP1297776A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6243147B2 (ru
Inventor
Yoshiichi Kawamura
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 JP1297776A priority Critical patent/JPS5296066A/ja
Publication of JPS5296066A publication Critical patent/JPS5296066A/ja
Publication of JPS6243147B2 publication Critical patent/JPS6243147B2/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)
JP1297776A 1976-02-09 1976-02-09 Electronic wrist watch Granted JPS5296066A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1297776A JPS5296066A (en) 1976-02-09 1976-02-09 Electronic wrist watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1297776A JPS5296066A (en) 1976-02-09 1976-02-09 Electronic wrist watch

Publications (2)

Publication Number Publication Date
JPS5296066A true JPS5296066A (en) 1977-08-12
JPS6243147B2 JPS6243147B2 (ru) 1987-09-11

Family

ID=11820272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1297776A Granted JPS5296066A (en) 1976-02-09 1976-02-09 Electronic wrist watch

Country Status (1)

Country Link
JP (1) JPS5296066A (ru)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164984A (en) * 1980-05-23 1981-12-18 Seiko Instr & Electronics Ltd Electronic watch
JPS56168183A (en) * 1980-05-28 1981-12-24 Citizen Watch Co Ltd Driving system of step motor for watch
JPS57182680A (en) * 1981-05-07 1982-11-10 Seiko Epson Corp Analog electronic clock
JPS58213278A (ja) * 1982-06-04 1983-12-12 Citizen Watch Co Ltd 電子時計のステツプモ−タの逆転駆動方式
JPH0522996A (ja) * 1991-09-09 1993-01-29 Seiko Epson Corp 電子時計の駆動方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0234749U (ru) * 1988-08-29 1990-03-06

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56164984A (en) * 1980-05-23 1981-12-18 Seiko Instr & Electronics Ltd Electronic watch
JPS56168183A (en) * 1980-05-28 1981-12-24 Citizen Watch Co Ltd Driving system of step motor for watch
JPS57182680A (en) * 1981-05-07 1982-11-10 Seiko Epson Corp Analog electronic clock
JPS6243149B2 (ru) * 1981-05-07 1987-09-11 Seikoo Epuson Kk
JPS58213278A (ja) * 1982-06-04 1983-12-12 Citizen Watch Co Ltd 電子時計のステツプモ−タの逆転駆動方式
JPH0522996A (ja) * 1991-09-09 1993-01-29 Seiko Epson Corp 電子時計の駆動方法

Also Published As

Publication number Publication date
JPS6243147B2 (ru) 1987-09-11

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