DE3473799D1 - Control apparatus for two bidirectional step motors - Google Patents

Control apparatus for two bidirectional step motors

Info

Publication number
DE3473799D1
DE3473799D1 DE8484106787T DE3473799T DE3473799D1 DE 3473799 D1 DE3473799 D1 DE 3473799D1 DE 8484106787 T DE8484106787 T DE 8484106787T DE 3473799 T DE3473799 T DE 3473799T DE 3473799 D1 DE3473799 D1 DE 3473799D1
Authority
DE
Germany
Prior art keywords
transistors
motors
coil
branches
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.)
Expired
Application number
DE8484106787T
Other languages
German (de)
English (en)
Inventor
Rene Besson
Yves Guerin
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.)
ETA SA Manufacture Horlogere Suisse
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
Eta SA Fabriques dEbauches
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 Ebauchesfabrik ETA AG, Eta SA Fabriques dEbauches filed Critical Ebauchesfabrik ETA AG
Application granted granted Critical
Publication of DE3473799D1 publication Critical patent/DE3473799D1/de
Expired legal-status Critical Current

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
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
DE8484106787T 1983-06-29 1984-06-14 Control apparatus for two bidirectional step motors Expired DE3473799D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH354883A CH650125GA3 (US07714131-20100511-C00024.png) 1983-06-29 1983-06-29

Publications (1)

Publication Number Publication Date
DE3473799D1 true DE3473799D1 (en) 1988-10-13

Family

ID=4258357

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484106787T Expired DE3473799D1 (en) 1983-06-29 1984-06-14 Control apparatus for two bidirectional step motors

Country Status (6)

Country Link
US (1) US4558268A (US07714131-20100511-C00024.png)
EP (1) EP0131760B1 (US07714131-20100511-C00024.png)
JP (1) JPS6016193A (US07714131-20100511-C00024.png)
CH (1) CH650125GA3 (US07714131-20100511-C00024.png)
DE (1) DE3473799D1 (US07714131-20100511-C00024.png)
HK (1) HK90793A (US07714131-20100511-C00024.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820963A (en) * 1986-11-19 1989-04-11 Brother Kogyo Kabushiki Kaisha Driving device for step motor
US5673412A (en) 1990-07-13 1997-09-30 Hitachi, Ltd. Disk system and power-on sequence for the same
US5216347A (en) * 1991-03-29 1993-06-01 Sgs-Thomson Microelectronics, Inc. Stepper motor control system
JP2000069796A (ja) * 1998-06-10 2000-03-03 Asmo Co Ltd ステッピングモ―タの駆動回路及びその駆動装置
US6327225B1 (en) * 1998-12-14 2001-12-04 Seiko Epson Corporation Electronic unit, and control method for electronic unit
JP3799300B2 (ja) * 2002-06-05 2006-07-19 キヤノン株式会社 ステッピングモータ駆動装置
US6914855B2 (en) * 2002-09-27 2005-07-05 Timex Group B.V. Circuit for driving motor coils in stepping motors
DE102004033399B4 (de) * 2004-07-02 2009-04-02 Visteon Global Technologies, Inc., Dearborn Schaltung zur Ansteuerung mehrerer miteinander gekoppelter Schrittmotoren
JP6071671B2 (ja) * 2013-03-18 2017-02-01 シチズン時計株式会社 電子時計
US11785715B2 (en) 2021-12-17 2023-10-10 Exro Technologies Inc. Article for power inverter and power inverter

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5077812A (US07714131-20100511-C00024.png) * 1973-11-15 1975-06-25
JPS52125712A (en) * 1976-04-13 1977-10-21 Sanyo Electric Co Ltd Control circuit of electric motor
US4055786A (en) * 1976-05-06 1977-10-25 General Electric Company Control system for time sharing multiple stepper motors with a single controller
CH616554B (fr) * 1978-07-11 Ebauches Electroniques Sa Montre electronique a moteur pas a pas equipee d'un systeme d'alarme.
GB2054978B (en) * 1979-07-06 1984-06-13 Ebauches Sa Electromagnetic motor rotatable in either direction
CH632128B (fr) * 1979-09-07 Ebauches Sa Dispositif de commande de deux moteurs pas a pas dans une piece d'horlogerie electronique.
WO1981001205A1 (en) * 1979-10-18 1981-04-30 Portescap Step by step micromotor for a clockwork
EP0030611B1 (de) * 1979-12-12 1985-07-03 Braun Aktiengesellschaft Verfahren und Anordnung zur Steuerung und Regelung eines Motors mit permanentmagnetischem Läufer
JPS5740672A (en) * 1980-08-25 1982-03-06 Seiko Instr & Electronics Ltd Electronic watch
CH647128GA3 (US07714131-20100511-C00024.png) * 1982-02-15 1985-01-15
CH647382GA3 (US07714131-20100511-C00024.png) * 1982-04-21 1985-01-31

Also Published As

Publication number Publication date
EP0131760B1 (fr) 1988-08-31
JPS6016193A (ja) 1985-01-26
CH650125GA3 (US07714131-20100511-C00024.png) 1985-07-15
US4558268A (en) 1985-12-10
HK90793A (en) 1993-09-10
EP0131760A1 (fr) 1985-01-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee