DC MOTOR WITH ROTATION SPEED REGULATION

DC MOTOR WITH ROTATION SPEED REGULATION

The present invention relates to a DC motor with a first brush, a second brush, which is offset with respect thereto through 180°/p, where p=pole pair number and via which the electric motor is operated in a first rotation speed stage, and a third brush via which the electric motor is operated in a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: KASTINGER, GUENTER
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Beschreibung
Zusammenfassung:The present invention relates to a DC motor with a first brush, a second brush, which is offset with respect thereto through 180°/p, where p=pole pair number and via which the electric motor is operated in a first rotation speed stage, and a third brush via which the electric motor is operated in a second rotation speed stage, wherein the third brush is arranged offset at an angle of < 180°/p with respect to the first brush, in the case of which in addition a fourth brush is provided which is arranged offset through 180°/p with respect to the third brush and via which the electric motor is operated in the second rotation speed stage together with the third brush.