Cooling fans
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 25, 2005
Grant Date -
N/A
app pub date -
Sep 24, 2003
filing date -
Sep 24, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A cooling fan is characterized in jointing the bottom edges of all the fan leaves of a fan body to a common baseplate closely without any clearance. Therefore, turbulence could be thoroughly eliminated for promoting cooling efficiency when the fan body is driven to rotate.
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