Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 2, 2010
Patent Application Number
12051767
Date Filed
March 19, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
A wear resistant sub assembly with a sleeve with a sleeve outer diameter larger than the body outer diameter, a plurality of offset indentations formed on the outer side of the sleeve formed in rows of four to eight offset indentations along a diagonal orientation to a sleeve axis; a plurality of a metal carbide inserts providing an interference fit into each offset indentation thereby forming a wear resistant sleeve; a sealing means disposed between the sleeve and the body and at least two spring locking apparatus engaging locking indentations on the body.
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