HK32592A - 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
HK32592A
HK32592A HK325/92A HK32592A HK32592A HK 32592 A HK32592 A HK 32592A HK 325/92 A HK325/92 A HK 325/92A HK 32592 A HK32592 A HK 32592A HK 32592 A HK32592 A HK 32592A
Authority
HK
Hong Kong
Prior art keywords
coil
time interval
current
rotor
control
Prior art date
Application number
HK325/92A
Other languages
English (en)
Inventor
Henri Gete
Original Assignee
Asulab Sa
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 Sa filed Critical Asulab Sa
Publication of HK32592A publication Critical patent/HK32592A/xx

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)
HK325/92A 1984-07-27 1992-05-07 Method and apparatus to recognise the position of the rotor of a stepping motor HK32592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH364884A CH656776GA3 (ru) 1984-07-27 1984-07-27

Publications (1)

Publication Number Publication Date
HK32592A true HK32592A (en) 1992-05-15

Family

ID=4260508

Family Applications (1)

Application Number Title Priority Date Filing Date
HK325/92A HK32592A (en) 1984-07-27 1992-05-07 Method and apparatus to recognise the position of the rotor of a stepping motor

Country Status (7)

Country Link
US (1) US4683428A (ru)
EP (1) EP0171635B1 (ru)
JP (1) JPS6142298A (ru)
CH (1) CH656776GA3 (ru)
DE (1) DE3563568D1 (ru)
HK (1) HK32592A (ru)
SG (1) SG42391G (ru)

Families Citing this family (22)

* 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
WO2013028497A1 (en) 2011-08-19 2013-02-28 Hospira, Inc. Systems and methods for a graphical interface including a graphical representation 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
JP6306566B2 (ja) 2012-03-30 2018-04-04 アイシーユー・メディカル・インコーポレーテッド 注入システムのポンプ内の空気を検出するための空気検出システムおよび方法
ES2743160T3 (es) 2012-07-31 2020-02-18 Icu Medical Inc Sistema de cuidado de pacientes para medicaciones críticas
US10046112B2 (en) 2013-05-24 2018-08-14 Icu Medical, Inc. Multi-sensor infusion system for detecting air or an occlusion in the infusion system
ES2838450T3 (es) 2013-05-29 2021-07-02 Icu Medical Inc Sistema de infusión que utiliza uno o más sensores e información adicional para hacer una determinación de aire en relación con el sistema de infusión
WO2014194065A1 (en) 2013-05-29 2014-12-04 Hospira, Inc. Infusion system and method of use which prevents over-saturation of an analog-to-digital converter
AU2015222800B2 (en) 2014-02-28 2019-10-17 Icu Medical, 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
EP3454922B1 (en) 2016-05-13 2022-04-06 ICU Medical, Inc. Infusion pump system with common line auto flush
EP3468635B1 (en) 2016-06-10 2024-09-25 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
AU2021311443A1 (en) 2020-07-21 2023-03-09 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

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 (ru) * 1981-02-04 1985-01-31
CH646576GA3 (ru) * 1981-10-02 1984-12-14
DE3360937D1 (en) * 1982-01-28 1985-11-14 Asulab Sa Stepping motor with two directions of rotation, in particular for electronic time pieces, and motor unit comprising the same

Also Published As

Publication number Publication date
EP0171635A1 (fr) 1986-02-19
SG42391G (en) 1991-07-26
JPH0116120B2 (ru) 1989-03-22
US4683428A (en) 1987-07-28
DE3563568D1 (en) 1988-08-04
EP0171635B1 (fr) 1988-06-29
JPS6142298A (ja) 1986-02-28
CH656776GA3 (ru) 1986-07-31

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20050716