GB1550198A - Control circuit for direct current electric motors - Google Patents

Control circuit for direct current electric motors

Info

Publication number
GB1550198A
GB1550198A GB248076A GB248076A GB1550198A GB 1550198 A GB1550198 A GB 1550198A GB 248076 A GB248076 A GB 248076A GB 248076 A GB248076 A GB 248076A GB 1550198 A GB1550198 A GB 1550198A
Authority
GB
United Kingdom
Prior art keywords
control circuit
direct current
electric motors
current electric
motors
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
GB248076A
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.)
Linde Material Handling UK Ltd
Original Assignee
Lansing Bagnall 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 Lansing Bagnall Ltd filed Critical Lansing Bagnall Ltd
Priority to GB248076A priority Critical patent/GB1550198A/en
Publication of GB1550198A publication Critical patent/GB1550198A/en
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
    • 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
    • H02P7/298—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 and field supplies
    • 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
    • H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
    • H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
    • H02P3/08—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor
    • H02P3/10—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor by reversal of supply connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
GB248076A 1977-03-24 1977-03-24 Control circuit for direct current electric motors Expired GB1550198A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB248076A GB1550198A (en) 1977-03-24 1977-03-24 Control circuit for direct current electric motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB248076A GB1550198A (en) 1977-03-24 1977-03-24 Control circuit for direct current electric motors

Publications (1)

Publication Number Publication Date
GB1550198A true GB1550198A (en) 1979-08-08

Family

ID=9740311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB248076A Expired GB1550198A (en) 1977-03-24 1977-03-24 Control circuit for direct current electric motors

Country Status (1)

Country Link
GB (1) GB1550198A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254206A (en) * 1991-03-28 1992-09-30 Hitachi Koki Kk Motor control circuit for an electrically powered tool
GB2283139A (en) * 1993-05-18 1995-04-26 Rodriguez Ferre Jose Manuel A braking device for an electrically driven vehicle
CN114268253A (en) * 2021-12-20 2022-04-01 北京理工大学 Direct current series excitation motor controller with energy feedback function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254206A (en) * 1991-03-28 1992-09-30 Hitachi Koki Kk Motor control circuit for an electrically powered tool
US5237248A (en) * 1991-03-28 1993-08-17 Hitachi Koki Co., Ltd. Control circuit having double-pole double-throw switching device for electrically powered tool
GB2254206B (en) * 1991-03-28 1994-12-21 Hitachi Koki Kk An electrically powered tool
GB2283139A (en) * 1993-05-18 1995-04-26 Rodriguez Ferre Jose Manuel A braking device for an electrically driven vehicle
CN114268253A (en) * 2021-12-20 2022-04-01 北京理工大学 Direct current series excitation motor controller with energy feedback function

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee