Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Christopher P. Kmetz0
Colin D. Craig0
Enzo Dibenedetto0
Jonathan L. Miller0
Mark R. Sondeen0
Date of Patent
November 23, 2010
0Patent Application Number
112664540
Date Filed
November 3, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A face seal includes a seal seat and a seal element carried by a seal housing. The seal element cooperates with the seal seat to establish a seal. The housing includes a support for the seal element and a shroud for effecting a gradual transition between a normal condition and a deteriorated condition. The shroud may have a tip whose properties differ in lubricity, hardness or abradability relative to other portions of the seal housing.
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