CH642513GA3 - - Google Patents

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Publication number
CH642513GA3
CH642513GA3 CH611081A CH611081A CH642513GA3 CH 642513G A3 CH642513G A3 CH 642513GA3 CH 611081 A CH611081 A CH 611081A CH 611081 A CH611081 A CH 611081A CH 642513G A3 CH642513G A3 CH 642513GA3
Authority
CH
Switzerland
Prior art keywords
rotor
rotation
coil
switching cycle
circuit
Prior art date
Application number
CH611081A
Other languages
German (de)
English (en)
Other versions
CH642513B (de
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
Publication of CH642513B publication Critical patent/CH642513B/de
Application filed filed Critical
Publication of CH642513GA3 publication Critical patent/CH642513GA3/de

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
    • 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
    • H02P8/02—Arrangements for controlling dynamo-electric motors rotating step by step specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
CH611081A 1980-09-24 1981-09-22 Elektrische treiberschaltung fuer einen umsteuerbaren schrittschaltmotor. CH642513B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/190,157 US4375049A (en) 1980-09-24 1980-09-24 Stepping motor drive circuit for bi-directional rotation

Publications (2)

Publication Number Publication Date
CH642513B CH642513B (de)
CH642513GA3 true CH642513GA3 (forum.php) 1984-04-30

Family

ID=22700232

Family Applications (1)

Application Number Title Priority Date Filing Date
CH611081A CH642513B (de) 1980-09-24 1981-09-22 Elektrische treiberschaltung fuer einen umsteuerbaren schrittschaltmotor.

Country Status (5)

Country Link
US (1) US4375049A (forum.php)
JP (1) JPS5785600A (forum.php)
CH (1) CH642513B (forum.php)
FR (1) FR2490894B1 (forum.php)
GB (1) GB2084819B (forum.php)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4423366A (en) * 1981-08-13 1983-12-27 Xerox Corporation Motor drive
EP0085648B1 (fr) * 1982-01-28 1985-10-09 Asulab S.A. Moteur pas à pas à deux sens de rotation, notamment pour pièce d'horlogerie électronique, ainsi qu'ensemble le comprenant
US4553080A (en) * 1983-07-25 1985-11-12 Allen-Bradley Company Position transducer
GB2156172B (en) * 1984-03-19 1988-11-02 Westinghouse Electric Corp Stepper motor torque control apparatus and method
US4601195A (en) * 1985-04-11 1986-07-22 Rheometrics, Inc. Apparatus and method for measuring viscoelastic properties of materials
US4912692A (en) * 1988-09-29 1990-03-27 Timex Corporation High rate, bidirectional drive for a bipole stepping motor watch
JPH04312400A (ja) * 1991-04-09 1992-11-04 Seikosha Co Ltd ステップモータの逆転駆動方法
US5424625A (en) * 1993-03-26 1995-06-13 Haner; Lambert Repulsion motor
US6049187A (en) * 1993-03-26 2000-04-11 Dynamotors, Inc. Speed control for brushless repulsion motor
US6016044A (en) * 1995-09-11 2000-01-18 Alaris Medical Systems, Inc. Open-loop step motor control system
FR2755550B1 (fr) * 1996-11-06 1999-01-22 Magneti Marelli France Procede pour la commande en sens inverse d'un moteur electrique pas a pas, notamment de montre a aiguilles de tableau de bord de vehicule automobile
EP2141559B1 (fr) * 2008-07-01 2011-12-07 EM Microelectronic-Marin SA Montre munie d'un boîtier de commande d'un moteur électrique
JP7066361B2 (ja) * 2017-09-21 2022-05-13 セイコーインスツル株式会社 時計、電子機器、および時計の制御方法
EP3663872B1 (en) * 2018-12-06 2022-06-08 The Swatch Group Research and Development Ltd Control method of a direct current electric motor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH585428B5 (forum.php) * 1972-09-20 1977-02-28 Portescap
JPS5280063A (en) * 1975-12-26 1977-07-05 Citizen Watch Co Ltd Reversible pulse motor system and watch
US4055785A (en) * 1976-01-12 1977-10-25 Fumio Nakajima Stepping motor for electronic timepiece
JPS52156323A (en) * 1976-06-22 1977-12-26 Citizen Watch Co Ltd Driver circuit for pulse motor
JPS5370876A (en) * 1976-12-07 1978-06-23 Seiko Instr & Electronics Ltd Electronic wristwatch
GB2006995B (en) * 1977-09-26 1982-11-17 Citizen Watch Co Ltd Drive system for pulse motor
FR2450527A1 (fr) * 1979-03-01 1980-09-26 Suisse Horlogerie Moteur pas a pas non reversible

Also Published As

Publication number Publication date
GB2084819A (en) 1982-04-15
US4375049A (en) 1983-02-22
JPS5785600A (en) 1982-05-28
CH642513B (de)
FR2490894B1 (fr) 1985-06-07
GB2084819B (en) 1984-03-14
FR2490894A1 (fr) 1982-03-26

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Legal Events

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PL Patent ceased