ROTATING DEVICE
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United States of America Patent
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Issued Date -
Mar 26, 2015
app pub date -
Sep 23, 2014
filing date -
Sep 24, 2013
priority date (Note) -
Abandoned
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Abstract
A rotating device includes a shaft body including a portion extending in an axial direction, and a bearing body which retains a part of the shaft body, is relatively rotatable to the shaft body, and is provided with a groove formed part having an inner circumference formed with a fluid dynamic pressure generating groove. The bearing body includes, at the groove formed part, a slanted plating layer having a plating thickness gradually becoming thick toward an external side in the axial direction.
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