Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2006-10-13
2008-12-02
Le, Dang D (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S239000, C310S058000
Reexamination Certificate
active
07459819
ABSTRACT:
The present invention generally provides a motor-fan unit including a motor assembly having a shaft, a commutator supported on the shaft, and a pair of brushes in electrical contact with the commutator, a fan assembly having an impeller coupled to the shaft, an end plate assembly located between the impeller and the motor assembly said end plate assembly including a plate portion defining an opening throughwhich the shaft passes, wherein said commutator is located near the opening, and a pair of brush retainers adapted to receive the brushes formed on the plate portion adjacent said commutator, the brush retainers opening toward the fan assembly.
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Finkenbinder David B.
Marsden Jeffrey D.
Miller R. Craig
Wu Huanbo
Ametek Inc.
Le Dang D
Renner Kenner Greive Bobak Taylor & Weber
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