FR2469822B3 - - Google Patents

Info

Publication number
FR2469822B3
FR2469822B3 FR8022915A FR8022915A FR2469822B3 FR 2469822 B3 FR2469822 B3 FR 2469822B3 FR 8022915 A FR8022915 A FR 8022915A FR 8022915 A FR8022915 A FR 8022915A FR 2469822 B3 FR2469822 B3 FR 2469822B3
Authority
FR
France
Prior art keywords
stepping motor
motor
circuit
signal
drive pulses
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.)
Expired
Application number
FR8022915A
Other languages
English (en)
Other versions
FR2469822A1 (fr
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.)
Gebrueder Junghans GmbH
Original Assignee
Gebrueder Junghans GmbH
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 Gebrueder Junghans GmbH filed Critical Gebrueder Junghans GmbH
Publication of FR2469822A1 publication Critical patent/FR2469822A1/fr
Application granted granted Critical
Publication of FR2469822B3 publication Critical patent/FR2469822B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/14—Arrangements for controlling speed or speed and torque
    • H02P8/16—Reducing energy dissipated or supplied
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Lock And Its Accessories (AREA)
  • Electromechanical Clocks (AREA)
FR8022915A 1979-11-07 1980-10-27 Dispositif de commande d'un moteur pas-a-pas pour appareils sur batterie Granted FR2469822A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2944872A DE2944872C2 (de) 1979-11-07 1979-11-07 Anordnung zur Steuerung eines Schrittmotors für batteriebetriebene Geräte

Publications (2)

Publication Number Publication Date
FR2469822A1 FR2469822A1 (fr) 1981-05-22
FR2469822B3 true FR2469822B3 (fr) 1983-06-24

Family

ID=6085321

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8022915A Granted FR2469822A1 (fr) 1979-11-07 1980-10-27 Dispositif de commande d'un moteur pas-a-pas pour appareils sur batterie

Country Status (6)

Country Link
US (1) US4381481A (fr)
JP (1) JPS5683298A (fr)
CH (1) CH640386B (fr)
DE (1) DE2944872C2 (fr)
FR (1) FR2469822A1 (fr)
GB (1) GB2063529B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH641921B (fr) * 1980-02-19 Berney Sa Jean Claude Piece d'horlogerie avec un dispositif de controle du moteur pas a pas.
CH644989GA3 (fr) * 1981-03-18 1984-09-14
CH646576GA3 (fr) * 1981-10-02 1984-12-14
CH646575GA3 (fr) * 1981-10-02 1984-12-14
CH656776GA3 (fr) * 1984-07-27 1986-07-31
US4723855A (en) * 1985-01-17 1988-02-09 Seiko Epson Corp. Compact printer
US4666313A (en) * 1985-04-11 1987-05-19 Junghans Uhren Gmbh Timepiece and drive unit therefor
US4663576A (en) * 1985-04-30 1987-05-05 Combustion Engineering, Inc. Automatic controller for magnetic jack type control rod drive mechanism
US4791343A (en) * 1987-08-31 1988-12-13 Allied-Signal Inc. Stepper motor shaft position sensor
CH672043B5 (fr) * 1988-02-12 1990-04-30 Ebauchesfabrik Eta Ag
JPH0332396A (ja) * 1989-06-28 1991-02-12 Sharp Corp ステッピングモータ駆動装置
US5105140A (en) * 1990-01-11 1992-04-14 Baxer International Inc. Peristaltic pump motor drive
GB2244395A (en) * 1990-05-25 1991-11-27 Motorola Inc Stepper motor controller
DE69621392T2 (de) * 1995-09-20 2003-01-09 Citizen Watch Co Ltd Elektronische Uhr
US5930103A (en) * 1998-03-02 1999-07-27 Motorola, Inc. Control circuit for an electromechanical device
US7155012B2 (en) 2002-01-02 2006-12-26 Sony Corporation Slice mask and moat pattern partial encryption
US7122026B2 (en) * 2002-04-22 2006-10-17 Medtronic, Inc. Implantable infusion device with optimized peristaltic pump motor drive
JP5363167B2 (ja) * 2008-05-29 2013-12-11 セイコーインスツル株式会社 ステッピングモータ制御回路及びアナログ電子時計

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281630A (en) * 1964-01-02 1966-10-25 Ampex Pulse width modulator for step motor
DE1936379A1 (de) * 1969-07-17 1971-01-28 Licentia Gmbh Anordnung zur Drehzahlregelung eines Synchron-Kleinmotors
CH1372372A4 (fr) * 1972-09-20 1976-09-15
JPS5345575A (en) * 1976-10-06 1978-04-24 Seiko Epson Corp Electronic wristwatch
JPS5345568A (en) * 1976-10-06 1978-04-24 Seiko Epson Corp Electronic watch
CH635973B (fr) * 1977-01-19 Suwa Seikosha Kk Circuit de commande pour un transducteur electromecanique d'une montre, notamment d'une montre-bracelet electronique.
JPS53132380A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS5477169A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch

Also Published As

Publication number Publication date
DE2944872B1 (de) 1981-03-26
GB2063529B (en) 1983-10-05
GB2063529A (en) 1981-06-03
FR2469822A1 (fr) 1981-05-22
US4381481A (en) 1983-04-26
CH640386GA3 (fr) 1984-01-13
DE2944872C2 (de) 1981-11-19
JPS5683298A (en) 1981-07-07
CH640386B (de)

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Legal Events

Date Code Title Description
ST Notification of lapse