DE3574062D1 - Control circuit for a stepping motor - Google Patents

Control circuit for a stepping motor

Info

Publication number
DE3574062D1
DE3574062D1 DE8585103107T DE3574062T DE3574062D1 DE 3574062 D1 DE3574062 D1 DE 3574062D1 DE 8585103107 T DE8585103107 T DE 8585103107T DE 3574062 T DE3574062 T DE 3574062T DE 3574062 D1 DE3574062 D1 DE 3574062D1
Authority
DE
Germany
Prior art keywords
control circuit
pulses
stepping motor
auxiliary transistor
winding
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
DE8585103107T
Other languages
German (de)
English (en)
Inventor
Ngoc Chau Bui
Henri Gete
Jean-Claude Robert-Grandpierre
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.)
Asulab AG
Original Assignee
Asulab 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 date
Application filed by Asulab AG filed Critical Asulab AG
Application granted granted Critical
Publication of DE3574062D1 publication Critical patent/DE3574062D1/de
Expired 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
    • H02P8/12—Control or stabilisation of current
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Stepping Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE8585103107T 1984-03-23 1985-03-18 Control circuit for a stepping motor Expired DE3574062D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH148284A CH657960GA3 (https=) 1984-03-23 1984-03-23

Publications (1)

Publication Number Publication Date
DE3574062D1 true DE3574062D1 (en) 1989-12-07

Family

ID=4211496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585103107T Expired DE3574062D1 (en) 1984-03-23 1985-03-18 Control circuit for a stepping motor

Country Status (5)

Country Link
US (1) US4626760A (https=)
EP (1) EP0155661B1 (https=)
JP (1) JPS60213299A (https=)
CH (1) CH657960GA3 (https=)
DE (1) DE3574062D1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH672572B5 (https=) * 1988-06-01 1990-06-15 Detra Sa
IT1228755B (it) * 1989-03-28 1991-07-03 Sgs Thomson Microelectronics Circuito elettronico per la misura ed il controllo della corrente circolante su un carico elettrico induttivo.
DE4339553C1 (de) * 1993-11-19 1995-06-22 Sgs Thomson Microelectronics Treiberschaltung für einen Schrittmotor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3560821A (en) * 1969-04-21 1971-02-02 Sigma Instruments Inc Pulse type drive circuit for an inductive load
JPS5010433A (https=) * 1973-06-04 1975-02-03
JPS5292560A (en) * 1976-01-29 1977-08-04 Seiko Instr & Electronics Ltd Switch box drive pulse width control circuit for electronic clocks
JPS6052673B2 (ja) * 1977-11-21 1985-11-20 日本電気株式会社 モータ速度制御回路
US4453194A (en) * 1982-03-01 1984-06-05 International Business Machines Corporation Integrated power circuit with current sensing means
US4544878A (en) * 1983-10-04 1985-10-01 At&T Bell Laboratories Switched current mirror

Also Published As

Publication number Publication date
JPS60213299A (ja) 1985-10-25
JPH0130400B2 (https=) 1989-06-19
CH657960GA3 (https=) 1986-10-15
US4626760A (en) 1986-12-02
EP0155661B1 (fr) 1989-11-02
EP0155661A1 (fr) 1985-09-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition