DE3563568D1 - Method and apparatus to recognise the position of the rotor of a stepping motor - Google Patents

Method and apparatus to recognise the position of the rotor of a stepping motor

Info

Publication number
DE3563568D1
DE3563568D1 DE8585108930T DE3563568T DE3563568D1 DE 3563568 D1 DE3563568 D1 DE 3563568D1 DE 8585108930 T DE8585108930 T DE 8585108930T DE 3563568 T DE3563568 T DE 3563568T DE 3563568 D1 DE3563568 D1 DE 3563568D1
Authority
DE
Germany
Prior art keywords
coil
time interval
current
rotor
control
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
DE8585108930T
Other languages
German (de)
English (en)
Inventor
Henri Gete
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 DE3563568D1 publication Critical patent/DE3563568D1/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
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
    • 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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/14—Electronic commutators
    • H02P6/16—Circuit arrangements for detecting position
    • H02P6/18—Circuit arrangements for detecting position without separate position detecting elements
    • H02P6/185—Circuit arrangements for detecting position without separate position detecting elements using inductance sensing, e.g. pulse excitation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Stepping Motors (AREA)
  • Control Of Multiple Motors (AREA)
  • Electromechanical Clocks (AREA)
DE8585108930T 1984-07-27 1985-07-17 Method and apparatus to recognise the position of the rotor of a stepping motor Expired DE3563568D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH364884A CH656776GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-07-27 1984-07-27

Publications (1)

Publication Number Publication Date
DE3563568D1 true DE3563568D1 (en) 1988-08-04

Family

ID=4260508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585108930T Expired DE3563568D1 (en) 1984-07-27 1985-07-17 Method and apparatus to recognise the position of the rotor of a stepping motor

Country Status (7)

Country Link
US (1) US4683428A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0171635B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6142298A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH656776GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3563568D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK32592A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SG (1) SG42391G (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4090927B4 (de) * 1989-06-01 2006-09-21 Papst Licensing Gmbh & Co. Kg Motor, insbesondere kollektorloser Gleichstrommotor
US6285155B1 (en) 1999-10-29 2001-09-04 Abbott Laboratories Pseudo half-step motor drive method and apparatus
US8517990B2 (en) 2007-12-18 2013-08-27 Hospira, Inc. User interface improvements for medical devices
JP5105201B2 (ja) * 2008-07-30 2012-12-26 Ｔｄｋ株式会社 角度検出装置、及び角度検出方法
JP5616138B2 (ja) * 2010-06-17 2014-10-29 パナソニック株式会社 ステッピングモータ駆動装置
EP2745204A4 (en) 2011-08-19 2015-01-07 Hospira Inc SYSTEMS AND METHOD FOR A GRAPHIC INTERFACE WITH A GRAPHICAL PRESENTATION OF MEDICAL DATA
US10022498B2 (en) 2011-12-16 2018-07-17 Icu Medical, Inc. System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy
WO2013148798A1 (en) 2012-03-30 2013-10-03 Hospira, Inc. Air detection system and method for detecting air in a pump of an infusion system
US10463788B2 (en) 2012-07-31 2019-11-05 Icu Medical, Inc. Patient care system for critical medications
WO2014190264A1 (en) 2013-05-24 2014-11-27 Hospira, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
WO2014194089A1 (en) 2013-05-29 2014-12-04 Hospira, Inc. Infusion system which utilizes one or more sensors and additional information to make an air determination regarding the infusion system
AU2014274122A1 (en) 2013-05-29 2016-01-21 Icu Medical, Inc. Infusion system and method of use which prevents over-saturation of an analog-to-digital converter
CA2939302C (en) 2014-02-28 2021-12-28 Hospira, Inc. Infusion system and method which utilizes dual wavelength optical air-in-line detection
WO2015184366A1 (en) 2014-05-29 2015-12-03 Hospira, Inc. Infusion system and pump with configurable closed loop delivery rate catch-up
US11344668B2 (en) 2014-12-19 2022-05-31 Icu Medical, Inc. Infusion system with concurrent TPN/insulin infusion
US10850024B2 (en) 2015-03-02 2020-12-01 Icu Medical, Inc. Infusion system, device, and method having advanced infusion features
ES2912378T3 (es) 2016-05-13 2022-05-25 Icu Medical Inc Sistema de bomba de infusión con purga automática de línea común
AU2017277804B2 (en) 2016-06-10 2022-05-26 Icu Medical, Inc. Acoustic flow sensor for continuous medication flow measurements and feedback control of infusion
US10089055B1 (en) 2017-12-27 2018-10-02 Icu Medical, Inc. Synchronized display of screen content on networked devices
US11278671B2 (en) 2019-12-04 2022-03-22 Icu Medical, Inc. Infusion pump with safety sequence keypad
CA3189781A1 (en) 2020-07-21 2022-01-27 Icu Medical, Inc. Fluid transfer devices and methods of use
US11135360B1 (en) 2020-12-07 2021-10-05 Icu Medical, Inc. Concurrent infusion with common line auto flush
USD1091564S1 (en) 2021-10-13 2025-09-02 Icu Medical, Inc. Display screen or portion thereof with graphical user interface for a medical device
WO2023108030A1 (en) 2021-12-10 2023-06-15 Icu Medical, Inc. Medical fluid compounding systems with coordinated flow control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944872C2 (de) * 1979-11-07 1981-11-19 Gebrüder Junghans GmbH, 7230 Schramberg Anordnung zur Steuerung eines Schrittmotors für batteriebetriebene Geräte
CH641921B (fr) * 1980-02-19 Berney Sa Jean Claude Piece d'horlogerie avec un dispositif de controle du moteur pas a pas.
GB2077002B (en) * 1980-05-21 1983-10-26 Berney Sa Jean Claude Electronic timepiece comprising a control circuit of the motor
CH647383GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1981-02-04 1985-01-31
CH646576GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1981-10-02 1984-12-14
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

Also Published As

Publication number Publication date
SG42391G (en) 1991-07-26
CH656776GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-07-31
US4683428A (en) 1987-07-28
HK32592A (en) 1992-05-15
JPH0116120B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-03-22
JPS6142298A (ja) 1986-02-28
EP0171635B1 (fr) 1988-06-29
EP0171635A1 (fr) 1986-02-19

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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