Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate
2007-04-20
2009-08-04
Nguyen, Tran N (Department: 2834)
Electrical generator or motor structure
Dynamoelectric
Rotary
C310S06800R, C310S114000
Reexamination Certificate
active
07569956
ABSTRACT:
According to the invention, a tandem alternator includes a rotary shaft, a first and a second power generation unit arranged in tandem in the axial direction of the rotary shaft, a housing accommodating the power generation units and having a plurality of air holes formed through a front end wall thereof, a pulley provided on a front end portion of the rotary shaft which protrudes outside from the first end wall of the housing, and a first and a second rectifier working to respectively rectify AC powers output from the first and second power generation units. The first rectifier is so fixed to the outer surface of the front end wall of the housing as to be located on the radially outside of the pulley and cover only part of the air holes. The second rectifier is fixed to the outer surface of a rear end wall of the housing.
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Kusase Shin
Maekawa Takeo
Shichijoh Akiya
Denso Corporation
Nguyen Tran N
Oliff & Berridg,e PLC
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