Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 1, 2012
Patent Application Number
12790264
Date Filed
May 28, 2010
Patent Primary Examiner
Patent abstract
A method of fluid sealing a workpiece is provided. The method includes providing a force to cause a ring to form a barrier to fluid entry with the workpiece and preventing fluid from crossing the barrier to fluid entry by forming a pressure differential across the barrier.
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