JPS5412777A - Pulse motor driving circuit for watches - Google Patents

Pulse motor driving circuit for watches

Info

Publication number
JPS5412777A
JPS5412777A JP7663977A JP7663977A JPS5412777A JP S5412777 A JPS5412777 A JP S5412777A JP 7663977 A JP7663977 A JP 7663977A JP 7663977 A JP7663977 A JP 7663977A JP S5412777 A JPS5412777 A JP S5412777A
Authority
JP
Japan
Prior art keywords
watches
driving circuit
motor driving
pulse motor
resistnace
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
JP7663977A
Other languages
Japanese (ja)
Other versions
JPS6130225B2 (en
Inventor
Akio Nakajima
Tadayasu Machida
Kenji Yamada
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 JP7663977A priority Critical patent/JPS5412777A/en
Publication of JPS5412777A publication Critical patent/JPS5412777A/en
Publication of JPS6130225B2 publication Critical patent/JPS6130225B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)

Abstract

PURPOSE:To increase stability by grounding one end of a driving coil through transistors of low output resistnace and other end through transistors of high output resistnace while no driving pulses are being applied and sustaining a constant pulse width for a constant time in the event of abnormality.
JP7663977A 1977-06-29 1977-06-29 Pulse motor driving circuit for watches Granted JPS5412777A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7663977A JPS5412777A (en) 1977-06-29 1977-06-29 Pulse motor driving circuit for watches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7663977A JPS5412777A (en) 1977-06-29 1977-06-29 Pulse motor driving circuit for watches

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP25309085A Division JPS61116682A (en) 1985-11-12 1985-11-12 Electronic timepiece

Publications (2)

Publication Number Publication Date
JPS5412777A true JPS5412777A (en) 1979-01-30
JPS6130225B2 JPS6130225B2 (en) 1986-07-11

Family

ID=13610939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7663977A Granted JPS5412777A (en) 1977-06-29 1977-06-29 Pulse motor driving circuit for watches

Country Status (1)

Country Link
JP (1) JPS5412777A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596265U (en) * 1979-08-24 1980-07-04
JPS59135387A (en) * 1983-10-24 1984-08-03 Seiko Epson Corp Electronic time piece
JPS6096198A (en) * 1981-03-18 1985-05-29 アスラブ・ソシエテ・アノニム Voltage measuring method
JPS60143839U (en) * 1984-03-06 1985-09-24 飯田　星祥 Breaking machine for structures mainly made of steel plates
JPS60194784A (en) * 1984-03-13 1985-10-03 Seikosha Co Ltd Drive circuit for motor bell

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH054269Y2 (en) * 1986-12-26 1993-02-02

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596265U (en) * 1979-08-24 1980-07-04
JPS6096198A (en) * 1981-03-18 1985-05-29 アスラブ・ソシエテ・アノニム Voltage measuring method
JPS59135387A (en) * 1983-10-24 1984-08-03 Seiko Epson Corp Electronic time piece
JPS63745B2 (en) * 1983-10-24 1988-01-08 Seiko Epson Corp
JPS60143839U (en) * 1984-03-06 1985-09-24 飯田　星祥 Breaking machine for structures mainly made of steel plates
JPH04213Y2 (en) * 1984-03-06 1992-01-07
JPS60194784A (en) * 1984-03-13 1985-10-03 Seikosha Co Ltd Drive circuit for motor bell
JPH0326036B2 (en) * 1984-03-13 1991-04-09 Seikosha Kk

Also Published As

Publication number Publication date
JPS6130225B2 (en) 1986-07-11

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