HYDRODYNAMIC BEARING AND METHOD FOR MANUFACTURING THE SAME
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United States of America Patent
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Issued Date -
Jul 17, 2008
app pub date -
Mar 16, 2007
filing date -
Jan 17, 2007
priority date (Note) -
Abandoned
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Abstract
A hydrodynamic bearing has a plurality of grooves (34) defined therein. The grooves are used for generating hydrodynamic pressure. Each of the grooves includes an upper branch (344) and a lower branch (342) coupled to the upper branch. The upper branch has a larger angle (.beta.1) of divergence from the groove than that (.beta.2) of the lower branch.
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