Sleeve bearing for railway traction motor
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United States of America Patent
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Oct 20, 2009
Grant Date -
Jul 19, 2007
app pub date -
Mar 1, 2007
filing date -
Jul 11, 2005
priority date (Note) -
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Abstract
An improved sleeve bearing for locomotive traction motor that provides additional lubrication over and above that of the one central wick currently used. The sleeve bearing is provided with a recirculation system comprised of either at least two additional wicks located near the 6:00 operating location or multiple oil communication and delivery grooves passageways communicating with the oil flinger grooves placed for the purpose of collecting and providing a mechanism for providing additional lubrication for extending the oil-wetted envelope available for supporting the truck-axle journal in the axial direction.
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