Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Todd A. Davis
Armando Amador
Nigel David Sawyers-Abbott
Date of Patent
September 12, 2023
Patent Application Number
17320593
Date Filed
May 14, 2021
Patent Citations
Patent Primary Examiner
A seal system has: a first member; a seal carried by the first member and having a seal face; and a second member rotatable relative to the first member about an axis. The second member has: a seat on a first piece of the second member, the seat having a seat face in sliding sealing engagement with the seal face; and a radially outwardly closed collection channel for collecting centrifuged oil; a second piece encircling and attached to the first piece and having a circumferential array of apertures; and cooperating with the first piece to define a plenum; and a flowpath from the collection channel passing radially outward axially spaced from the seat face to cool the seat face and passing axially away from the seat face in the plenum.
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