Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 8, 2008
Patent Application Number
11235316
Date Filed
September 27, 2005
Patent Primary Examiner
Patent abstract
A sealing device includes an inner race, an outer race capped on and rotatable relatively to the inner race, a rubber oil seal mounted between the inner race and the outer race, a lubricating oil received between the inner race and the outer race, radiation holes formed in the outer race, and a spoiler provided between the inner race and the outer race for causing convection of the lubricating oil to lower the temperature of the lubricating oil upon rotation of the outer race relatively to the inner race.
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