JPS5644876A - Analog indicating electronic clock - Google Patents

Analog indicating electronic clock

Info

Publication number
JPS5644876A
JPS5644876A JP12162579A JP12162579A JPS5644876A JP S5644876 A JPS5644876 A JP S5644876A JP 12162579 A JP12162579 A JP 12162579A JP 12162579 A JP12162579 A JP 12162579A JP S5644876 A JPS5644876 A JP S5644876A
Authority
JP
Japan
Prior art keywords
pulse
step motor
driving pulse
overlapping
driving
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
JP12162579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6140950B2 (enrdf_load_stackoverflow
Inventor
Sadayuki Karasawa
Toshio Kurihara
Kinosaku Aso
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.)
Rhythm Co Ltd
Original Assignee
Rhythm 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 Rhythm Watch Co Ltd filed Critical Rhythm Watch Co Ltd
Priority to JP12162579A priority Critical patent/JPS5644876A/ja
Publication of JPS5644876A publication Critical patent/JPS5644876A/ja
Publication of JPS6140950B2 publication Critical patent/JPS6140950B2/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)
  • Control Of Stepping Motors (AREA)
JP12162579A 1979-09-21 1979-09-21 Analog indicating electronic clock Granted JPS5644876A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12162579A JPS5644876A (en) 1979-09-21 1979-09-21 Analog indicating electronic clock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12162579A JPS5644876A (en) 1979-09-21 1979-09-21 Analog indicating electronic clock

Publications (2)

Publication Number Publication Date
JPS5644876A true JPS5644876A (en) 1981-04-24
JPS6140950B2 JPS6140950B2 (enrdf_load_stackoverflow) 1986-09-11

Family

ID=14815886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12162579A Granted JPS5644876A (en) 1979-09-21 1979-09-21 Analog indicating electronic clock

Country Status (1)

Country Link
JP (1) JPS5644876A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014017502A1 (ja) * 2012-07-23 2014-01-30 シチズンホールディングス株式会社 電子時計

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014017502A1 (ja) * 2012-07-23 2014-01-30 シチズンホールディングス株式会社 電子時計
EP2876508A4 (en) * 2012-07-23 2016-03-23 Citizen Holdings Co Ltd ELECTRONIC CLOCK
JPWO2014017502A1 (ja) * 2012-07-23 2016-07-11 シチズンホールディングス株式会社 電子時計
JP2017026639A (ja) * 2012-07-23 2017-02-02 シチズン時計株式会社 電子時計
US9612579B2 (en) 2012-07-23 2017-04-04 Citizen Watch Co., Ltd. Electronic clock

Also Published As

Publication number Publication date
JPS6140950B2 (enrdf_load_stackoverflow) 1986-09-11

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