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.)
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.)
3M Co
Original Assignee
Minnesota Mining 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 Minnesota Mining and Manufacturing CofiledCriticalMinnesota Mining and Manufacturing Co
Application grantedgrantedCritical
Publication of FR1244226ApublicationCriticalpatent/FR1244226A/fr
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
H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
H02P29/04—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors by means of a separate brake
H02P29/045—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors by means of a separate brake whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
Landscapes
Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
FR814845A1959-01-051960-01-05Appareil régulateur de vitesse pour l'entraînement d'un support d'enregistrement
ExpiredFR1244226A
(fr)