JPH0142396B2 - - Google Patents

Info

Publication number
JPH0142396B2
JPH0142396B2 JP56117320A JP11732081A JPH0142396B2 JP H0142396 B2 JPH0142396 B2 JP H0142396B2 JP 56117320 A JP56117320 A JP 56117320A JP 11732081 A JP11732081 A JP 11732081A JP H0142396 B2 JPH0142396 B2 JP H0142396B2
Authority
JP
Japan
Prior art keywords
coil
transistor
potential
rotor
detection
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
JP56117320A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5819584A (ja
Inventor
Jiro Ito
Tetsuo Yamagishi
Tomohiko Abe
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
Original Assignee
Seiko Epson Corp
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 filed Critical Seiko Epson Corp
Priority to JP11732081A priority Critical patent/JPS5819584A/ja
Publication of JPS5819584A publication Critical patent/JPS5819584A/ja
Publication of JPH0142396B2 publication Critical patent/JPH0142396B2/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)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
JP11732081A 1981-07-27 1981-07-27 アナログ電子時計のロータ位置判定方法 Granted JPS5819584A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11732081A JPS5819584A (ja) 1981-07-27 1981-07-27 アナログ電子時計のロータ位置判定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11732081A JPS5819584A (ja) 1981-07-27 1981-07-27 アナログ電子時計のロータ位置判定方法

Publications (2)

Publication Number Publication Date
JPS5819584A JPS5819584A (ja) 1983-02-04
JPH0142396B2 true JPH0142396B2 (OSRAM) 1989-09-12

Family

ID=14708825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11732081A Granted JPS5819584A (ja) 1981-07-27 1981-07-27 アナログ電子時計のロータ位置判定方法

Country Status (1)

Country Link
JP (1) JPS5819584A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT382135B (de) * 1984-01-31 1987-01-12 Otis Elevator Co Gleitschuhanordnung fuer einen fahrkorb
JP2810222B2 (ja) * 1990-09-19 1998-10-15 株式会社日立製作所 エレベータ用ガイドシユー

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5370873A (en) * 1976-12-07 1978-06-23 Seiko Epson Corp Electronic wristwatch
JPS53136870A (en) * 1977-04-23 1978-11-29 Seiko Instr & Electronics Ltd Electronic watch
JPS5475520A (en) * 1977-11-30 1979-06-16 Seiko Instr & Electronics Ltd Operation detecting circuit of step motor

Also Published As

Publication number Publication date
JPS5819584A (ja) 1983-02-04

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