JPH0232594B2 - - Google Patents

Info

Publication number
JPH0232594B2
JPH0232594B2 JP56185848A JP18584881A JPH0232594B2 JP H0232594 B2 JPH0232594 B2 JP H0232594B2 JP 56185848 A JP56185848 A JP 56185848A JP 18584881 A JP18584881 A JP 18584881A JP H0232594 B2 JPH0232594 B2 JP H0232594B2
Authority
JP
Japan
Prior art keywords
detection
resistance
circuit
value
rotor
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 - Lifetime
Application number
JP56185848A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5886479A (ja
Inventor
Jiro Ito
Masuo Kitano
Kenji Sakamoto
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
SHIMAUCHI SEIKI KK
Original Assignee
Seiko Epson Corp
SHIMAUCHI SEIKI 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, SHIMAUCHI SEIKI KK filed Critical Seiko Epson Corp
Priority to JP18584881A priority Critical patent/JPS5886479A/ja
Publication of JPS5886479A publication Critical patent/JPS5886479A/ja
Publication of JPH0232594B2 publication Critical patent/JPH0232594B2/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)
JP18584881A 1981-11-19 1981-11-19 アナログ電子時計 Granted JPS5886479A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18584881A JPS5886479A (ja) 1981-11-19 1981-11-19 アナログ電子時計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18584881A JPS5886479A (ja) 1981-11-19 1981-11-19 アナログ電子時計

Publications (2)

Publication Number Publication Date
JPS5886479A JPS5886479A (ja) 1983-05-24
JPH0232594B2 true JPH0232594B2 (enExample) 1990-07-20

Family

ID=16177932

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18584881A Granted JPS5886479A (ja) 1981-11-19 1981-11-19 アナログ電子時計

Country Status (1)

Country Link
JP (1) JPS5886479A (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5593081A (en) * 1979-01-09 1980-07-15 Citizen Watch Co Ltd Pulse motor driver circuit for time piece
JPS5643575A (en) * 1979-09-18 1981-04-22 Seiko Instr & Electronics Ltd Electronic clock

Also Published As

Publication number Publication date
JPS5886479A (ja) 1983-05-24

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