JPS5285855A - Motor drive device for electronic watches - Google Patents

Motor drive device for electronic watches

Info

Publication number
JPS5285855A
JPS5285855A JP176476A JP176476A JPS5285855A JP S5285855 A JPS5285855 A JP S5285855A JP 176476 A JP176476 A JP 176476A JP 176476 A JP176476 A JP 176476A JP S5285855 A JPS5285855 A JP S5285855A
Authority
JP
Japan
Prior art keywords
drive device
motor drive
electronic watches
pulse
watches
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.)
Pending
Application number
JP176476A
Other languages
Japanese (ja)
Inventor
Niro Motoki
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 JP176476A priority Critical patent/JPS5285855A/en
Publication of JPS5285855A publication Critical patent/JPS5285855A/en
Pending 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)

Abstract

PURPOSE:To perform continuous hand operation of high efficiency without causing deviation in period by driving a pulse motor with a continuous pulse having periodical stop sections.
JP176476A 1976-01-08 1976-01-08 Motor drive device for electronic watches Pending JPS5285855A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP176476A JPS5285855A (en) 1976-01-08 1976-01-08 Motor drive device for electronic watches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP176476A JPS5285855A (en) 1976-01-08 1976-01-08 Motor drive device for electronic watches

Publications (1)

Publication Number Publication Date
JPS5285855A true JPS5285855A (en) 1977-07-16

Family

ID=11510639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP176476A Pending JPS5285855A (en) 1976-01-08 1976-01-08 Motor drive device for electronic watches

Country Status (1)

Country Link
JP (1) JPS5285855A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020126026A (en) * 2019-02-06 2020-08-20 セイコーインスツル株式会社 Timepiece and motor control method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020126026A (en) * 2019-02-06 2020-08-20 セイコーインスツル株式会社 Timepiece and motor control method

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