FR2100312A5 - - Google Patents

Info

Publication number
FR2100312A5
FR2100312A5 FR7124704A FR7124704A FR2100312A5 FR 2100312 A5 FR2100312 A5 FR 2100312A5 FR 7124704 A FR7124704 A FR 7124704A FR 7124704 A FR7124704 A FR 7124704A FR 2100312 A5 FR2100312 A5 FR 2100312A5
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
FR7124704A
Other languages
French (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
Application granted granted Critical
Publication of FR2100312A5 publication Critical patent/FR2100312A5/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/14Arrangements for controlling speed or speed and torque
    • H02P8/16Reducing energy dissipated or supplied
    • H02P8/165Reducing energy dissipated or supplied using two level supply voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Stepping Motors (AREA)
FR7124704A 1970-07-06 1971-07-06 Expired FR2100312A5 (US06521211-20030218-C00004.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45058877A JPS5145765B1 (US06521211-20030218-C00004.png) 1970-07-06 1970-07-06

Publications (1)

Publication Number Publication Date
FR2100312A5 true FR2100312A5 (US06521211-20030218-C00004.png) 1972-03-17

Family

ID=13096974

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7124704A Expired FR2100312A5 (US06521211-20030218-C00004.png) 1970-07-06 1971-07-06

Country Status (10)

Country Link
US (1) US3757193A (US06521211-20030218-C00004.png)
JP (1) JPS5145765B1 (US06521211-20030218-C00004.png)
BE (1) BE769570A (US06521211-20030218-C00004.png)
CA (1) CA925934A (US06521211-20030218-C00004.png)
CH (1) CH528173A (US06521211-20030218-C00004.png)
FR (1) FR2100312A5 (US06521211-20030218-C00004.png)
GB (1) GB1322424A (US06521211-20030218-C00004.png)
NL (1) NL153738B (US06521211-20030218-C00004.png)
SE (1) SE368646B (US06521211-20030218-C00004.png)
SU (1) SU505395A3 (US06521211-20030218-C00004.png)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH585428B5 (US06521211-20030218-C00004.png) * 1972-09-20 1977-02-28 Portescap
GB1459179A (en) * 1972-12-06 1976-12-22 Wickman Mach Tool Sales Ltd Drive circuits for stepping motors
GB1437579A (en) * 1973-04-26 1976-05-26 Fujitsu Ltd System for driving a pulse motor
DD106119A1 (US06521211-20030218-C00004.png) * 1973-07-09 1974-05-20
JPS5245882B2 (US06521211-20030218-C00004.png) * 1973-07-26 1977-11-19
NL7501602A (nl) * 1974-03-26 1975-09-30 Siemens Ag Schakeling voor het besturen van stapmotoren.
JPS514519A (en) * 1974-07-02 1976-01-14 Yamatake Honeywell Co Ltd Sutetsupumootano kudokairo
US3893012A (en) * 1974-07-05 1975-07-01 Qume Corp Stepping motor drive circuit
US3946295A (en) * 1974-10-29 1976-03-23 Lowrance Electronics, Inc. Sonar flasher speed control
JPS55150791A (en) * 1979-05-14 1980-11-22 Hitachi Ltd Motor driving circuit
US4277732A (en) * 1979-08-03 1981-07-07 Graphtek, Inc. Low power stepping motor driver circuit and method
US4319174A (en) * 1980-03-31 1982-03-09 International Business Machines Corporation Stepper motor drive system
JPS602088A (ja) * 1983-06-15 1985-01-08 Ricoh Co Ltd サ−ボモ−タ駆動方式
US4554490A (en) * 1983-10-11 1985-11-19 Fmc Corporation Variable-frequency dual-motion feeder control using a single phase power source
DE3336951A1 (de) * 1983-10-11 1985-04-25 Siemens AG, 1000 Berlin und 8000 München Integrierte strombegrenzerschaltung
JPS63190595A (ja) * 1987-01-30 1988-08-08 Canon Inc ステツプモ−タの駆動回路
US5802640A (en) 1992-04-03 1998-09-08 Hill-Rom, Inc. Patient care system
RU2128479C1 (ru) * 1988-03-23 1999-04-10 Хилл-Ром, Инк. Устройство для поддержания пациента (варианты) и способ поддержания тела человека на матраце
JP3411310B2 (ja) * 1992-09-09 2003-05-26 富士通株式会社 モータ駆動回路及びその駆動方法
US6016044A (en) * 1995-09-11 2000-01-18 Alaris Medical Systems, Inc. Open-loop step motor control system

Also Published As

Publication number Publication date
SE368646B (US06521211-20030218-C00004.png) 1974-07-08
CH528173A (de) 1972-09-15
DE2133583A1 (de) 1972-01-20
DE2133583B2 (de) 1975-10-23
JPS5145765B1 (US06521211-20030218-C00004.png) 1976-12-06
SU505395A3 (ru) 1976-02-28
US3757193A (en) 1973-09-04
BE769570A (fr) 1971-11-16
NL7109337A (US06521211-20030218-C00004.png) 1972-01-10
NL153738B (nl) 1977-06-15
GB1322424A (en) 1973-07-04
CA925934A (en) 1973-05-08

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Legal Events

Date Code Title Description
ST Notification of lapse