FR2160163A5 - - Google Patents

Info

Publication number
FR2160163A5
FR2160163A5 FR7239887A FR7239887A FR2160163A5 FR 2160163 A5 FR2160163 A5 FR 2160163A5 FR 7239887 A FR7239887 A FR 7239887A FR 7239887 A FR7239887 A FR 7239887A FR 2160163 A5 FR2160163 A5 FR 2160163A5
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
FR7239887A
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
Application granted granted Critical
Publication of FR2160163A5 publication Critical patent/FR2160163A5/fr
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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Control Of Multiple Motors (AREA)
FR7239887A 1971-11-10 1972-11-10 Expired FR2160163A5 (fr)

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
FR2160163A5 true FR2160163A5 (fr) 1973-06-22

Family

ID=10463018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239887A Expired FR2160163A5 (fr) 1971-11-10 1972-11-10

Country Status (9)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349234A1 (fr) * 1976-04-23 1977-11-18 Bosch Gmbh Robert Circuit de commande par impulsions,pour recepteurs electriques

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (fr) * 1981-08-31 1983-04-06 Capax Electrische Apparatenfabriek B.V. Commande de vitesse pour outils électriques avec un moteur à courant continu
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
US11050368B2 (en) * 2019-01-25 2021-06-29 Shenzhen H&T Intelligent Control Co., Ltd. Apparatus for controlling rotation speed of motor, motor and food processing equipment

Citations (2)

* 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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE696125A (fr) * 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 (fr) * 1970-12-26 1976-11-09

Patent Citations (2)

* 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

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/64 *
EXBK/66 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349234A1 (fr) * 1976-04-23 1977-11-18 Bosch Gmbh Robert Circuit de commande par impulsions,pour recepteurs electriques

Also Published As

Publication number Publication date
ES408658A1 (es) 1976-03-01
ZA727726B (en) 1973-06-27
ES435937A1 (es) 1976-12-16
CA990782A (en) 1976-06-08
US3854079A (en) 1974-12-10
DE2255015C3 (de) 1979-09-13
JPS4858330A (fr) 1973-08-16
JPS529806B2 (fr) 1977-03-18
DE2255015B2 (de) 1979-01-25
GB1413476A (en) 1975-11-12
IT973432B (it) 1974-06-10
DE2255015A1 (de) 1973-05-17

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Legal Events

Date Code Title Description
ST Notification of lapse