FR544415A - Improvements to electric motor control systems - Google Patents

Improvements to electric motor control systems

Info

Publication number
FR544415A
FR544415A FR544415DA FR544415A FR 544415 A FR544415 A FR 544415A FR 544415D A FR544415D A FR 544415DA FR 544415 A FR544415 A FR 544415A
Authority
FR
France
Prior art keywords
electric motor
motor control
control systems
systems
electric
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
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.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
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 Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR544415A publication Critical patent/FR544415A/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
    • H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
    • H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
    • H02P1/18—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual DC motor
    • H02P1/20—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual DC motor by progressive reduction of resistance in series with armature winding

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR544415D 1920-12-14 1921-12-10 Improvements to electric motor control systems Expired FR544415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US544415XA 1920-12-14 1920-12-14

Publications (1)

Publication Number Publication Date
FR544415A true FR544415A (en) 1922-09-22

Family

ID=21991081

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544415D Expired FR544415A (en) 1920-12-14 1921-12-10 Improvements to electric motor control systems

Country Status (1)

Country Link
FR (1) FR544415A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2011990A2 (en) 2007-07-06 2009-01-07 OFFICINE METALLURGICHE G. CORNAGLIA S.p.A. Housing for air filters of internal combustion engines and method for its production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2011990A2 (en) 2007-07-06 2009-01-07 OFFICINE METALLURGICHE G. CORNAGLIA S.p.A. Housing for air filters of internal combustion engines and method for its production

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