HEAT DISSIPATING FAN HAVING A POROUS SINTERED BUSHING FOR AN IMPELLER SHAFT AND METHOD OF MAKING THE BUSHING
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United States of America Patent
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Issued Date -
Feb 14, 2013
app pub date -
Aug 11, 2011
filing date -
Aug 11, 2011
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Abandoned
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Abstract
A method of making a porous bushing for an impeller shaft of a heat dissipation fan, includes: compacting a porous body-forming material in a mold to form a green body that has a shape conforming to the porous bushing; and sintering the green body to form the porous bushing. A heat dissipating fan incorporating the porous bushing is also disclosed.
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