Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2011-01-11
2011-01-11
Leung, Quyen (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S156530, C310S156570, C310S156580, C310S156480
Reexamination Certificate
active
07868502
ABSTRACT:
A BLDC motor is provided. The BLDC motor includes a stator having a plurality of teeth formed at an inside thereof, a plurality of coils, each of the plurality of coils being wound around a corresponding tooth of the stator, a rotor located at the inside of the stator, a plurality of magnets located at an edge portion of the rotor, a plurality of magnet placement portions located on the rotor, each magnet placement portion having a first and second barrier formed at opposite ends of the magnet placement portion, the first barrier and second barrier of adjacent magnet placement portions being separated by a gap portion, each of the plurality of magnets being inserted into a corresponding magnet placement portion, and at least one of the gap portions includes a third barrier located therein. A rotor and fan motor including a plurality of barriers formed on the rotor are also provided.
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Birch & Stewart Kolasch & Birch, LLP
Kenerly Terrance
Leung Quyen
LG Electronics Inc.
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