JPS5513838A - Magnetic-field detector for electronic watch - Google Patents

Magnetic-field detector for electronic watch

Info

Publication number
JPS5513838A
JPS5513838A JP8587478A JP8587478A JPS5513838A JP S5513838 A JPS5513838 A JP S5513838A JP 8587478 A JP8587478 A JP 8587478A JP 8587478 A JP8587478 A JP 8587478A JP S5513838 A JPS5513838 A JP S5513838A
Authority
JP
Japan
Prior art keywords
motor
voltage
coil
detection
resistance
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
JP8587478A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6134632B2 (enrdf_load_stackoverflow
Inventor
Makoto Ueda
Akira Torisawa
Masaharu Shida
Shiyuuji 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 Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP8587478A priority Critical patent/JPS5513838A/ja
Publication of JPS5513838A publication Critical patent/JPS5513838A/ja
Publication of JPS6134632B2 publication Critical patent/JPS6134632B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP8587478A 1978-07-14 1978-07-14 Magnetic-field detector for electronic watch Granted JPS5513838A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8587478A JPS5513838A (en) 1978-07-14 1978-07-14 Magnetic-field detector for electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8587478A JPS5513838A (en) 1978-07-14 1978-07-14 Magnetic-field detector for electronic watch

Publications (2)

Publication Number Publication Date
JPS5513838A true JPS5513838A (en) 1980-01-31
JPS6134632B2 JPS6134632B2 (enrdf_load_stackoverflow) 1986-08-08

Family

ID=13871036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8587478A Granted JPS5513838A (en) 1978-07-14 1978-07-14 Magnetic-field detector for electronic watch

Country Status (1)

Country Link
JP (1) JPS5513838A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08300196A (ja) * 1995-04-28 1996-11-19 Kawasaki Heavy Ind Ltd 圧縮成形機及びその運転方法
US6108279A (en) * 1997-02-07 2000-08-22 Seiko Epson Corporation Stepping motor control device and method thereof and timepiece
JP2020159734A (ja) * 2019-03-25 2020-10-01 セイコーエプソン株式会社 電子時計、ムーブメントおよびモーター制御装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH038160A (ja) * 1989-06-05 1991-01-16 Mitsubishi Electric Corp テープ状体の停止装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08300196A (ja) * 1995-04-28 1996-11-19 Kawasaki Heavy Ind Ltd 圧縮成形機及びその運転方法
US6108279A (en) * 1997-02-07 2000-08-22 Seiko Epson Corporation Stepping motor control device and method thereof and timepiece
JP2020159734A (ja) * 2019-03-25 2020-10-01 セイコーエプソン株式会社 電子時計、ムーブメントおよびモーター制御装置

Also Published As

Publication number Publication date
JPS6134632B2 (enrdf_load_stackoverflow) 1986-08-08

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