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.)
Pentacon GmbH Foto und Feinwerktechnik
Original Assignee
Pentacon Dresden VEB
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 Pentacon Dresden VEBfiledCriticalPentacon Dresden VEB
Priority to FR20500ApriorityCriticalpatent/FR1448882A/fr
Application grantedgrantedCritical
Publication of FR1448882ApublicationCriticalpatent/FR1448882A/fr
H01H35/00—Switches operated by change of a physical condition
H01H35/06—Switches operated by change of speed
H01H35/10—Centrifugal switches
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
H02P7/063—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 using centrifugal devices, e.g. switch, resistor
Landscapes
Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
FR20500A1965-06-111965-06-11Dispositif pour l'indication ou le réglage de la vitesse de rotation
ExpiredFR1448882A
(fr)