Ventilation unit
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United States of America Patent
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app pub date -
Jan 27, 2004
filing date -
Jul 27, 2001
priority date (Note) -
Abandoned
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Abstract
The ventilation unit has an electric motor, the output shaft of which is fitted with a fan having a cup-shaped central body and a number of blades. The central body is defined by a base wall, and by an annular wall from whose outer face the blades extend. And the main characteristic of the present invention lies in through windows being formed in the annular wall of the central body to channel out, in use, any condensate formed inside the central body.
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