Thin fan structure
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 4, 2011
Grant Date -
Jan 15, 2009
app pub date -
Jul 9, 2007
filing date -
Jul 9, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A thin fan structure is composed of a driving unit and a rotating unit. The driving unit has a base, a coil circuit board and a shaft, in which the coil circuit board is disposed at the base. The rotating unit has a bearing, a fan blade, an iron-containing metal sheet and a magnet, in which the bearing has an outer ring and an inner ring. The fan blade, the iron-containing metal sheet and the magnet are fixed at the outer ring of the bearing, the inner ring of the bearing is fixed at the shaft of the driving unit and the coil circuit board of the driving unit is able to drive the rotating unit turning around.
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