JPS6118704B2 - - Google Patents

Info

Publication number
JPS6118704B2
JPS6118704B2 JP14464577A JP14464577A JPS6118704B2 JP S6118704 B2 JPS6118704 B2 JP S6118704B2 JP 14464577 A JP14464577 A JP 14464577A JP 14464577 A JP14464577 A JP 14464577A JP S6118704 B2 JPS6118704 B2 JP S6118704B2
Authority
JP
Japan
Prior art keywords
rotor
output
pulse
gate
coil
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
JP14464577A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5477163A (en
Inventor
Masaharu Shida
Jun Ueda
Akira Torisawa
Shuji Ootawa
Masaaki Bandai
Katsuhiko Sato
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 DENSHI KOGYO KK
Original Assignee
SEIKO DENSHI KOGYO 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 DENSHI KOGYO KK filed Critical SEIKO DENSHI KOGYO KK
Priority to JP14464577A priority Critical patent/JPS5477163A/ja
Publication of JPS5477163A publication Critical patent/JPS5477163A/ja
Publication of JPS6118704B2 publication Critical patent/JPS6118704B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/143Means 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)
JP14464577A 1977-12-02 1977-12-02 Electronic watch Granted JPS5477163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14464577A JPS5477163A (en) 1977-12-02 1977-12-02 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14464577A JPS5477163A (en) 1977-12-02 1977-12-02 Electronic watch

Publications (2)

Publication Number Publication Date
JPS5477163A JPS5477163A (en) 1979-06-20
JPS6118704B2 true JPS6118704B2 (ro) 1986-05-14

Family

ID=15366878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14464577A Granted JPS5477163A (en) 1977-12-02 1977-12-02 Electronic watch

Country Status (1)

Country Link
JP (1) JPS5477163A (ro)

Also Published As

Publication number Publication date
JPS5477163A (en) 1979-06-20

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