Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gary W. Speer0
Terry W. Shafer0
Mark C. James0
Date of Patent
September 13, 2011
0Patent Application Number
118330690
Date Filed
August 2, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A pump end assembly has a centrifugal pump and a motor separated by a chamber. The chamber contains a thrust bearing as well as an intake for the pump. Fluid flowing into the intake flows through the thrust chamber and to the inlet of the pump. Some of the fluid also flows through the thrust bearing for lubricating the thrust bearing.
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