AUXILIARY ASSEMBLY ELECTRIC MOTOR FOR A MOTOR VEHICLE

A motor vehicle auxiliary unit electric motor includes a permanent-magnetic motor rotor, a motor stator having a ferromagnetic stator body and at least one stator coil, a motor electronics unit which is electrically connected to and which drives the at least one stator coil, and a contact spring. Th...

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Bibliographic Details
Main Authors PILENZ, Wolfgang, WULF, Andreas
Format Patent
LanguageEnglish
French
German
Published 18.11.2020
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Summary:A motor vehicle auxiliary unit electric motor includes a permanent-magnetic motor rotor, a motor stator having a ferromagnetic stator body and at least one stator coil, a motor electronics unit which is electrically connected to and which drives the at least one stator coil, and a contact spring. The motor electronics unit has an external ground connector which electrically connects the motor electronics unit to an external vehicle ground, and an internal ground contact which is electrically connected to the external ground connector. The contact spring provides a direct electrical connection between the internal ground contact of the motor electronics unit and the ferromagnetic stator body.
Bibliography:Application Number: EP20180814869