JPS5548682A - Measuring device for electronic watch - Google Patents

Measuring device for electronic watch

Info

Publication number
JPS5548682A
JPS5548682A JP12294778A JP12294778A JPS5548682A JP S5548682 A JPS5548682 A JP S5548682A JP 12294778 A JP12294778 A JP 12294778A JP 12294778 A JP12294778 A JP 12294778A JP S5548682 A JPS5548682 A JP S5548682A
Authority
JP
Japan
Prior art keywords
motor
pulse
rotation
driving
circuit
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
JP12294778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6128317B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Jun Ueda
Akira Torisawa
Masaharu Shida
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 JP12294778A priority Critical patent/JPS5548682A/ja
Publication of JPS5548682A publication Critical patent/JPS5548682A/ja
Publication of JPS6128317B2 publication Critical patent/JPS6128317B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)
JP12294778A 1978-10-04 1978-10-04 Measuring device for electronic watch Granted JPS5548682A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12294778A JPS5548682A (en) 1978-10-04 1978-10-04 Measuring device for electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12294778A JPS5548682A (en) 1978-10-04 1978-10-04 Measuring device for electronic watch

Publications (2)

Publication Number Publication Date
JPS5548682A true JPS5548682A (en) 1980-04-07
JPS6128317B2 JPS6128317B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-06-30

Family

ID=14848548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12294778A Granted JPS5548682A (en) 1978-10-04 1978-10-04 Measuring device for electronic watch

Country Status (1)

Country Link
JP (1) JPS5548682A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162886A (ja) * 1982-03-23 1983-09-27 Seiko Instr & Electronics Ltd 電子時計
USRE38197E1 (en) 1988-06-17 2003-07-22 Seiko Epson Corporation Multifunction electronic analog timepiece

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5550795A (en) * 1993-01-18 1996-08-27 Seiko Instruments Inc. Electronic timepiece and a method of driving a stepping motor of electronic timepiece
JP4995591B2 (ja) * 2007-02-17 2012-08-08 セイコーインスツル株式会社 ステッピングモータ駆動回路及びアナログ電子時計
JP2009265060A (ja) * 2008-04-30 2009-11-12 Seiko Clock Inc 時計

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162886A (ja) * 1982-03-23 1983-09-27 Seiko Instr & Electronics Ltd 電子時計
USRE38197E1 (en) 1988-06-17 2003-07-22 Seiko Epson Corporation Multifunction electronic analog timepiece

Also Published As

Publication number Publication date
JPS6128317B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-06-30

Similar Documents

Publication Publication Date Title
US4208868A (en) Control device for a step-by-step motor
CH607603B (fr) Piece d'horlogerie electronique.
JPS54136875A (en) Analog electronic watch
JPS5548682A (en) Measuring device for electronic watch
FR2388330B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS5548681A (en) Measuring device for electronic watch
JPS53129570A (en) Crystal oscillator circuit
JP2742642B2 (ja) 発振同期型周波数等変化測定法及びその装置
JPS5486723A (en) Step motor for electronic watch
FR2436377A1 (fr) Dispositif de mesure de la charge du train d'engrenages d'une montre
JPS55160890A (en) Analog type chronograph
JPS5551390A (en) Measuring device for electronic watch
US4266290A (en) Electronic wristwatch control mechanism
JPS5551382A (en) Measuring device for electronic watch
SU1541527A1 (ru) Способ измерени проводимости сред
JPS5619475A (en) Electronic timepiece with battery life display
JPS54135572A (en) Electronic watch with acoustic device
JPS55136981A (en) Electronic watch
JPS54112687A (en) Electronic timepiece with alarm
JPS6118364B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS55158581A (en) Synchronous motor driving unit for clock
JPS5627685A (en) Voltage controller for electronic timepiece
JPS5759188A (en) Electronic timepiece with battery life display
JPS5520467A (en) Analogue electronic stop watch
JPS54118877A (en) Hands display crystal watch