ES408658A1 - Perfeccionamientos en los mandos de velocidad para motores de corriente continua. - Google Patents

Perfeccionamientos en los mandos de velocidad para motores de corriente continua.

Info

Publication number
ES408658A1
ES408658A1 ES408658A ES408658A ES408658A1 ES 408658 A1 ES408658 A1 ES 408658A1 ES 408658 A ES408658 A ES 408658A ES 408658 A ES408658 A ES 408658A ES 408658 A1 ES408658 A1 ES 408658A1
Authority
ES
Spain
Prior art keywords
oscillator
motors
speed control
motor
transistor
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
ES408658A
Other languages
English (en)
Spanish (es)
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.)
CAV Ltd
Original Assignee
CAV 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 CAV Ltd filed Critical CAV Ltd
Publication of ES408658A1 publication Critical patent/ES408658A1/es
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • A61G2203/14—Joysticks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Control Of Direct Current Motors (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Control Of Multiple Motors (AREA)
ES408658A 1971-11-10 1972-11-08 Perfeccionamientos en los mandos de velocidad para motores de corriente continua. Expired ES408658A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5220271A GB1413476A (en) 1971-11-10 1971-11-10 Speed control for dc motors

Publications (1)

Publication Number Publication Date
ES408658A1 true ES408658A1 (es) 1976-03-01

Family

ID=10463018

Family Applications (2)

Application Number Title Priority Date Filing Date
ES408658A Expired ES408658A1 (es) 1971-11-10 1972-11-08 Perfeccionamientos en los mandos de velocidad para motores de corriente continua.
ES435937A Expired ES435937A1 (es) 1971-11-10 1975-03-24 Mejoras en los sistemas de mando de velocidad.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES435937A Expired ES435937A1 (es) 1971-11-10 1975-03-24 Mejoras en los sistemas de mando de velocidad.

Country Status (9)

Country Link
US (1) US3854079A (it)
JP (1) JPS529806B2 (it)
CA (1) CA990782A (it)
DE (1) DE2255015C3 (it)
ES (2) ES408658A1 (it)
FR (1) FR2160163A5 (it)
GB (1) GB1413476A (it)
IT (1) IT973432B (it)
ZA (1) ZA727726B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2617883A1 (de) * 1976-04-23 1977-11-10 Bosch Gmbh Robert Impulssteuerschaltung fuer elektrische verbraucher
US4233549A (en) * 1978-12-08 1980-11-11 Baxter Travenol Laboratories, Inc. Speed and torque control for fractional horsepower motors
US4325011A (en) * 1980-01-31 1982-04-13 Peterson Donovan F Pulse width modulation control circuit
EP0076039A1 (en) * 1981-08-31 1983-04-06 Capax Electrische Apparatenfabriek B.V. Speed control for power tools having a DC motor
US5526460A (en) * 1994-04-25 1996-06-11 Black & Decker Inc. Impact wrench having speed control circuit
GB0128844D0 (en) * 2001-12-01 2002-01-23 Westland Helicopters Power control device
WO2020151006A1 (zh) * 2019-01-25 2020-07-30 深圳和而泰智能控制股份有限公司 电机转速控制装置、电机和食品加工设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1341960A (fr) * 1961-12-29 1963-11-02 Philips Nv Multivibrateur astable
GB1196244A (en) * 1966-07-26 1970-06-24 Cableform Ltd Improvements relating to Electrically Propelled Invalid Carriages
BE696125A (it) * 1967-03-24 1967-09-24
US3617845A (en) * 1970-04-27 1971-11-02 Applied Motors Inc Energy-conserving control circuit using power transistors
JPS5141248B1 (it) * 1970-12-26 1976-11-09

Also Published As

Publication number Publication date
FR2160163A5 (it) 1973-06-22
IT973432B (it) 1974-06-10
JPS4858330A (it) 1973-08-16
DE2255015A1 (de) 1973-05-17
DE2255015B2 (de) 1979-01-25
ES435937A1 (es) 1976-12-16
DE2255015C3 (de) 1979-09-13
US3854079A (en) 1974-12-10
GB1413476A (en) 1975-11-12
ZA727726B (en) 1973-06-27
JPS529806B2 (it) 1977-03-18
CA990782A (en) 1976-06-08

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