Direct-current motor
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United States of America Patent
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N/A
Issued Date -
Feb 15, 2007
app pub date -
Sep 24, 2004
filing date -
Sep 25, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed is a direct-current motor equipped with a housing, a rotor, and a stator having electrical windings. A commutator/carbon-brush system is provided in order to energize the electrical windings, with the stator embracing the rotor which includes a shaft and permanent magnets. To improve the drive of a pump used in a vehicle brake system, the commutator is arranged in a rotationally fixed manner and carbon brushes are provided which can rotate with the rotor and are displaceable towards the commutator in the direction of wear.
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