Fan structure with wear resistant film coated shaft liner
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United States of America Patent
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Jul 18, 2017
Grant Date -
Jun 11, 2015
app pub date -
Nov 10, 2014
filing date -
Dec 5, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A fan structure with a wear resistant film coated shaft liner includes a stator, a fan blade and a fan shield. The stator includes an axle center at a center portion thereof. The fan blade comprises a blade wheel, a shaft liner arranged at a center of the blade wheel and extended axially therefrom, a plurality of blades arranged to circumference the blade wheel externally and a magnetic unit arranged on the blade wheel. The fan shield covers the fan blade externally and includes a fixation portion for securing the axle center. The shaft liner of the fan blade includes an axial hole in order to allow the axle center of the stator to pivotally attach thereto. The axial hole is of a blind hole shape, and an inner wall surface of the axial hole is coated with a wear resistant film in contact with the axle center.
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