BRUSH TYPE MOTOR
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United States of America Patent
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N/A
Issued Date -
Jun 24, 2010
app pub date -
Dec 18, 2009
filing date -
Dec 19, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A brush type motor including a stator having at least one magnet with an inner circumferential surface is provided. The inner circumferential surface is defined by a first radius orthogonally extending from a first axially extending centerline. The motor has an armature disposed within an interior region of the stator having teeth. Each tooth has an arcuate surface defined by a second radius orthogonally extending from a second axially extending centerline. At least one tooth is radially closer to the inner circumferential surface than the teeth adjacent to the at least one tooth. Each tooth further includes at least one dummy notch extending into the tooth. The first axially extending centerline is in a first position different than a second position of the second axially extending centerline.
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