FR2239043B1 - - Google Patents

Info

Publication number
FR2239043B1
FR2239043B1 FR7425711A FR7425711A FR2239043B1 FR 2239043 B1 FR2239043 B1 FR 2239043B1 FR 7425711 A FR7425711 A FR 7425711A FR 7425711 A FR7425711 A FR 7425711A FR 2239043 B1 FR2239043 B1 FR 2239043B1
Authority
FR
France
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
FR7425711A
Other versions
FR2239043A1 (fr
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of FR2239043A1 publication Critical patent/FR2239043A1/fr
Application granted granted Critical
Publication of FR2239043B1 publication Critical patent/FR2239043B1/fr
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
    • H02P8/14—Arrangements for controlling speed or speed and torque
    • H02P8/18—Shaping of pulses, e.g. to reduce torque ripple

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Stepping Motors (AREA)
FR7425711A 1973-07-26 1974-07-24 Expired FR2239043B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48083601A JPS5245882B2 (fr) 1973-07-26 1973-07-26

Publications (2)

Publication Number Publication Date
FR2239043A1 FR2239043A1 (fr) 1975-02-21
FR2239043B1 true FR2239043B1 (fr) 1978-01-20

Family

ID=13806993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7425711A Expired FR2239043B1 (fr) 1973-07-26 1974-07-24

Country Status (7)

Country Link
US (1) US3919608A (fr)
JP (1) JPS5245882B2 (fr)
CA (1) CA1013024A (fr)
CH (1) CH586485A5 (fr)
FR (1) FR2239043B1 (fr)
GB (1) GB1465114A (fr)
SE (1) SE400000B (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7501602A (nl) * 1974-03-26 1975-09-30 Siemens Ag Schakeling voor het besturen van stapmotoren.
US4087732A (en) * 1976-05-21 1978-05-02 Pritchard Eric K Digital stepping motor device circuit
JPS5310808A (en) * 1976-07-19 1978-01-31 Okamoto Machine Tool Works Driving circuit for pulse motor
US4277732A (en) * 1979-08-03 1981-07-07 Graphtek, Inc. Low power stepping motor driver circuit and method
US4377847A (en) * 1981-02-17 1983-03-22 Gould Inc. Microprocessor controlled micro-stepping chart drive
DE3109315A1 (de) * 1981-03-11 1982-09-30 Siemens AG, 1000 Berlin und 8000 München Spannungsquelle mit strombegrenzung fuer die konstantstromansteuerung von schrittmotoren
US4417189A (en) * 1982-01-29 1983-11-22 The Perkin-Elmer Corporation Control circuit for stepper motor
US4480938A (en) * 1982-08-23 1984-11-06 International Business Machines Corporation Printer escapement servomotor drive with a minimum power supply
US4500824A (en) * 1984-05-21 1985-02-19 General Electric Company Method of commutation and converter circuit for switched reluctance motors
US4706456A (en) * 1984-09-04 1987-11-17 South Bend Lathe, Inc. Method and apparatus for controlling hydraulic systems
EP0181511B1 (fr) * 1984-10-19 1990-08-22 Kollmorgen Corporation Système de régulation pour un servomoteur
DE3579286D1 (de) * 1984-10-19 1990-09-27 Kollmorgen Corp Regelungssysteme fuer variable reluktanzmaschinen.
JPH03124298A (ja) * 1989-10-06 1991-05-27 Honda Motor Co Ltd ステップモータの駆動方法
FR2683407B1 (fr) * 1991-11-05 1997-09-19 Europ Propulsion Dispositif de commande d'un moteur pas-a-pas pour l'entrainement en rotation d'un mobile de grande inertie, notamment pour des applications spatiales.
GB2264405B (en) * 1992-02-12 1996-06-12 Mars Inc Stepper motor drive circuit
GB2332309A (en) * 1997-12-12 1999-06-16 Mad Lighting Ltd Stepper motor controller
DE19756791A1 (de) * 1997-12-19 1999-06-24 Thomson Brandt Gmbh Verfahren und Schaltungsanordnung zur Kommutierung eines mehrsträngigen elektrischen Motors
US6208107B1 (en) 1999-12-03 2001-03-27 Abbott Laboratories Use of digital current ramping to reduce audible noise in stepper motor
KR100375621B1 (ko) * 2000-05-04 2003-03-10 엘지전자 주식회사 에스알엠의 회전자 위치 정렬방법 및 그의 구현을 위한에스알엠 구동회로
US8517990B2 (en) 2007-12-18 2013-08-27 Hospira, Inc. User interface improvements for medical devices
WO2013028497A1 (fr) 2011-08-19 2013-02-28 Hospira, Inc. Systèmes et procédés pour une interface graphique comprenant une représentation graphique de données médicales
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 (fr) 2013-05-29 2014-12-04 Hospira, Inc. Système de perfusion et procédé d'utilisation évitant la sursaturation d'un convertisseur analogique-numérique
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 (fr) 2014-05-29 2015-12-03 Hospira, Inc. Système et pompe de perfusion à rattrapage de débit d'administration réglable en boucle fermée
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 (fr) 2016-05-13 2022-04-06 ICU Medical, Inc. Système de pompe à perfusion à purge automatique à ligne commune
EP3468635B1 (fr) 2016-06-10 2024-09-25 ICU Medical, Inc. Capteur de flux acoustique pour mesures continues de débit de médicament et commande par rétroaction de perfusion
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626269A (en) * 1969-08-25 1971-12-07 Calma Co Stepping motor drive
US3662245A (en) * 1969-12-16 1972-05-09 Mesur Matic Electronics Corp Control circuit for energizing the windings of multi-phase step motors including a two level supply voltage
JPS5145765B1 (fr) * 1970-07-06 1976-12-06

Also Published As

Publication number Publication date
JPS5032417A (fr) 1975-03-29
CH586485A5 (fr) 1977-03-31
US3919608A (en) 1975-11-11
SE400000B (sv) 1978-03-06
JPS5245882B2 (fr) 1977-11-19
DE2436201A1 (de) 1975-02-13
FR2239043A1 (fr) 1975-02-21
CA1013024A (en) 1977-06-28
DE2436201B2 (de) 1976-11-04
SE7409479L (sv) 1975-01-27
GB1465114A (en) 1977-02-23

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Legal Events

Date Code Title Description
ST Notification of lapse