Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2005-03-24
2010-12-28
Leung, Quyen (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S248000, C310S252000, C310S253000, C439S011000, C439S013000, C439S018000
Reexamination Certificate
active
07859166
ABSTRACT:
A carbon brush that suppresses a wear amount of a carbon commutator and has less swelling is provided. The carbon brush has a part connected to a lead and is one that slides in contact with a carbon commutator that is used in a fuel pump. The bulk density of the carbon brush is 1.85 g/cm3or less, and the shore hardness of the carbon brush is 40 or less.
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Second Office Action issued in CN200580025076.9 (w/English Translation).
Office Action issued Jun. 29, 2010, in Korean Patent Application No. 10-2006-7027871, filed Dec. 29, 2006 (with English-language Translation).
Office Action issued Sep. 30, 2010, in Korean Patent Application No. 10-2006-7027871, filed Dec. 29, 2006 (with English-language Translation).
Hozumi Fumihiro
Namikoshi Daisuke
Sakoda Takahiro
Suzuki Shin'ichi
Andrews Michael
Leung Quyen
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Totankako Co., Ltd.
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