JPS61116682A - 電子時計 - Google Patents

電子時計

Info

Publication number
JPS61116682A
JPS61116682A JP25309085A JP25309085A JPS61116682A JP S61116682 A JPS61116682 A JP S61116682A JP 25309085 A JP25309085 A JP 25309085A JP 25309085 A JP25309085 A JP 25309085A JP S61116682 A JPS61116682 A JP S61116682A
Authority
JP
Japan
Prior art keywords
pulse
circuit
drive
output
transistor
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
JP25309085A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6334435B2 (enrdf_load_stackoverflow
Inventor
Akio Nakajima
中島　章夫
Tadayasu Machida
町田　任康
Kenji Yamada
健次 山田
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 JP25309085A priority Critical patent/JPS61116682A/ja
Publication of JPS61116682A publication Critical patent/JPS61116682A/ja
Publication of JPS6334435B2 publication Critical patent/JPS6334435B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP25309085A 1985-11-12 1985-11-12 電子時計 Granted JPS61116682A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25309085A JPS61116682A (ja) 1985-11-12 1985-11-12 電子時計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25309085A JPS61116682A (ja) 1985-11-12 1985-11-12 電子時計

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP7663977A Division JPS5412777A (en) 1977-06-29 1977-06-29 Pulse motor driving circuit for watches

Publications (2)

Publication Number Publication Date
JPS61116682A true JPS61116682A (ja) 1986-06-04
JPS6334435B2 JPS6334435B2 (enrdf_load_stackoverflow) 1988-07-11

Family

ID=17246349

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25309085A Granted JPS61116682A (ja) 1985-11-12 1985-11-12 電子時計

Country Status (1)

Country Link
JP (1) JPS61116682A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11127595A (ja) * 1997-08-11 1999-05-11 Seiko Epson Corp 電子機器

Also Published As

Publication number Publication date
JPS6334435B2 (enrdf_load_stackoverflow) 1988-07-11

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