Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 5, 2019
Patent Application Number
14845625
Date Filed
September 4, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
In one aspect, the present disclosure is directed to a bearing compartment sealing system including a bearing for supporting a shaft. A housing encloses the bearing and defines a compartment for holding lubricant therein. At least two seals are located between the shaft and the housing. The at least two seals, the housing, and the shaft collectively enclose the compartment. Only one of the at least two seals is a hydrodynamic seal.
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