Thin fan and manufacturing method thereof
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United States of America Patent
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Aug 15, 2017
Issued Date -
N/A
app pub date -
Sep 14, 2012
filing date -
Nov 10, 2011
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A thin fan and a manufacturing method thereof are provided. The thin fan has a fan frame, a sleeve, a bearing, an impeller, a magnetic element and at least one coil. The fan frame includes a base and a cover connected to the base. The fan frame has an inlet and an outlet. The sleeve is disposed on the base, and the bearing is disposed within the sleeve. The impeller and the magnetic element are disposed on the fan frame and a metal housing, respectively. The coil is disposed opposite the magnetic element. The base has at least one plastic portion and at least one metal portion. The metal portion has at least one non-magnetic metal, and the plastic portion is integrated with the non-magnetic metal by injection molding.
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