Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 24, 2010
Patent Application Number
11788659
Date Filed
April 20, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A control disk for a fluid valve has a disk body having at least one through hole, the body having an upper surface for contacting another control element of the valve and an opposed lower surface. The upper surface is formed with a raised undulating contact surface. The raised undulating contact surface defines pockets suitable for receiving a lubricant.
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