CH640999B - Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique. - Google Patents

Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.

Info

Publication number
CH640999B
CH640999B CH638180A CH638180A CH640999B CH 640999 B CH640999 B CH 640999B CH 638180 A CH638180 A CH 638180A CH 638180 A CH638180 A CH 638180A CH 640999 B CH640999 B CH 640999B
Authority
CH
Switzerland
Prior art keywords
variation
coil
drive pulse
flux
actuating coil
Prior art date
Application number
CH638180A
Other languages
English (en)
Other versions
CH640999GA3 (fr
Inventor
Fridolin Wiget
Yves Guerin
Original Assignee
Ebauchesfabrik Eta Ag
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 of CH640999B publication Critical patent/CH640999B/fr
Application filed by Ebauchesfabrik Eta Ag filed Critical Ebauchesfabrik Eta Ag
Priority to CH638180A priority Critical patent/CH640999B/fr
Priority to US06/291,391 priority patent/US4430007A/en
Priority to DE3132304A priority patent/DE3132304C2/de
Priority to FR8116049A priority patent/FR2489055A1/fr
Priority to GB8125642A priority patent/GB2082806B/en
Priority to JP56132204A priority patent/JPS57172279A/ja
Publication of CH640999GA3 publication Critical patent/CH640999GA3/fr

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
CH638180A 1980-08-25 1980-08-25 Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique. CH640999B (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH638180A CH640999B (fr) 1980-08-25 1980-08-25 Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.
US06/291,391 US4430007A (en) 1980-08-25 1981-08-10 Method of reducing the power consumption of the stepping motor of an electronic timepiece and an electronic timepiece employing the method
DE3132304A DE3132304C2 (de) 1980-08-25 1981-08-17 Verfahren zum Verringern des Energieverbrauchs des Schrittschaltmotors in einem elektronischen Uhrwerk und elektronisches Uhrwerk, bei dem das Verfahren angewandt wird
FR8116049A FR2489055A1 (fr) 1980-08-25 1981-08-19 Procede pour reduire la consommation en energie du moteur pas a pas d'une piece d'horlogerie electronique et piece d'horlogerie electronique mettant en oeuvre ce procede
GB8125642A GB2082806B (en) 1980-08-25 1981-08-21 A method of reducing the power consumption of the stepping motor of an electronic timepiece
JP56132204A JPS57172279A (en) 1980-08-25 1981-08-25 Saving of power consumption for electronic time piece and electronic time piece employing it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH638180A CH640999B (fr) 1980-08-25 1980-08-25 Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.

Publications (2)

Publication Number Publication Date
CH640999B true CH640999B (fr)
CH640999GA3 CH640999GA3 (fr) 1984-02-15

Family

ID=4308683

Family Applications (1)

Application Number Title Priority Date Filing Date
CH638180A CH640999B (fr) 1980-08-25 1980-08-25 Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.

Country Status (6)

Country Link
US (1) US4430007A (fr)
JP (1) JPS57172279A (fr)
CH (1) CH640999B (fr)
DE (1) DE3132304C2 (fr)
FR (1) FR2489055A1 (fr)
GB (1) GB2082806B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH644989GA3 (fr) * 1981-03-18 1984-09-14
CH647129GA3 (fr) * 1982-02-16 1985-01-15
FR2529032A1 (fr) * 1982-06-21 1983-12-23 Omega Brandt & Freres Sa Louis Procede d'alimentation d'un moteur pas a pas monophase pour piece d'horlogerie
CH653206GA3 (fr) * 1983-09-16 1985-12-31
JPS60131097A (ja) * 1983-12-16 1985-07-12 Matsushita Electric Ind Co Ltd ステツピングモ−タの回転検出装置
JPH0317597Y2 (fr) * 1984-12-10 1991-04-12
EP0253153B1 (fr) * 1986-07-02 1991-08-28 Asulab S.A. Procédé et dispositif de commande d'un moteur pas à pas
CH673750B5 (fr) * 1988-09-23 1990-10-15 Asulab Sa
JP3057340B2 (ja) * 1992-03-12 2000-06-26 セイコーインスツルメンツ株式会社 電子時計
JP4236956B2 (ja) * 2003-02-24 2009-03-11 セイコーインスツル株式会社 ステップモータ制御装置及び電子時計
US7235962B2 (en) * 2003-11-17 2007-06-26 Babak Mazda Inductor-based current sensing
JP4800787B2 (ja) * 2006-02-15 2011-10-26 セイコーインスツル株式会社 ステップモータ駆動回路及びアナログ電子時計
EP3106890A1 (fr) * 2015-06-19 2016-12-21 General Electric Technology GmbH Procede de mesure d'un noyau de stator d'une machine electrique et dispositif de mesure
EP3663871A1 (fr) 2018-12-06 2020-06-10 The Swatch Group Research and Development Ltd Unite d'entrainement de moteur d'un moteur electrique a courant continu

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500103A (en) * 1966-12-07 1970-03-10 Benrus Corp Electric timepiece drive with cut-off
CH585428B5 (fr) * 1972-09-20 1977-02-28 Portescap
JPS5542356B2 (fr) * 1972-12-22 1980-10-30
JPS6024680B2 (ja) * 1973-03-07 1985-06-14 セイコーインスツルメンツ株式会社 時計用ステツプモ−タの駆動回路
JPS5292560A (en) * 1976-01-29 1977-08-04 Seiko Instr & Electronics Ltd Switch box drive pulse width control circuit for electronic clocks
JPS5677778A (en) * 1979-11-29 1981-06-26 Rhythm Watch Co Ltd Driving device for timepiece step motor
JPS55129786A (en) * 1980-03-10 1980-10-07 Seiko Epson Corp Step motor mechanism for electronic watch

Also Published As

Publication number Publication date
DE3132304A1 (de) 1982-05-27
US4430007A (en) 1984-02-07
GB2082806B (en) 1984-01-04
CH640999GA3 (fr) 1984-02-15
GB2082806A (en) 1982-03-10
FR2489055A1 (fr) 1982-02-26
FR2489055B1 (fr) 1983-11-18
JPH0371672B2 (fr) 1991-11-14
JPS57172279A (en) 1982-10-23
DE3132304C2 (de) 1986-10-23

Similar Documents

Publication Publication Date Title
CH640999B (fr) Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.
JPS5772008A (en) Position sensor
DE3563568D1 (en) Method and apparatus to recognise the position of the rotor of a stepping motor
JPS55121156A (en) Core disconnection detection unit
EP0137093A3 (en) Method of measuring the voltage induced in the coil of a stepping motor by the rotation of its rotor
DK0586273T3 (da) Detektorindretning til fejl på et elektrisk energidistributions luftnetværk
CH637803GA3 (fr)
ATE54031T1 (de) Vorrichtung zur ueberwachung der guten elektrischen und/oder mechanischen funktionierung von anzeiger-elementen des elektro-magnetischen typs.
FR2328202A1 (fr) Procede et dispositif pour la detection d'une premagnetisation
FR2316780A1 (fr) Dispositif de commande pour un moteur a courant continu sans collecteur
SU523354A1 (ru) Индукционный датчик скорости
SU760005A1 (ru) Устройство для измерения и контроля параметров постоянных магнитов 1
RU2060502C1 (ru) Способ определения угловой и линейной скорости частотными датчиками
PT92268A (pt) Processo e dispositivo para detectar o estado de uma valvula
JPS54142498A (en) Magnetic field generator
US3324392A (en) Means for imparting a torque proportional to frequency to a biased indicator rotor
JPS55127874A (en) Neutral point adjusting method for motor
SU864201A1 (ru) Микровеберметр
ES8802345A1 (es) Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias
SU907403A2 (ru) Устройство дл измерени температуры вращающихс объектов
SU892320A1 (ru) Устройство дл обнаружени аномальных токов
SU486229A1 (ru) Тензометрический частотный преобразователь с автоматической установкой начальной частоты
JPS5788375A (en) Electronic clock
SU419822A1 (ru) Способ измерения коэрцитивной силы
ES473472A1 (es) Perfeccionamientos en los detectores de temperatura