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US Patent 7887061 Metal face seal assembly and machine using same

Patent 7887061 was granted and assigned to Caterpillar Inc. on February, 2011 by the United States Patent and Trademark Office.

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Patent
Patent
1

Patent attributes

Current Assignee
Caterpillar Inc.
Caterpillar Inc.
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
78870611
Patent Inventor Names
Bryan Van Dyke1
Timothy M. Waters1
Timothy A. Thorson1
Kevin Nemec1
Date of Patent
February 15, 2011
1
Patent Application Number
119012191
Date Filed
September 14, 2007
1
Patent Primary Examiner
‌
Vishal Patel
1
Patent abstract

A metal face seal assembly for sealing between machine components includes a first subassembly and a second subassembly rotatable relative to the first subassembly. Compressible seals positioned between inner and outer seal members of the subassemblies provide a non-axial sealing load, whereas at least one metallic biaser provides an axial face load to bias inner seal members of each subassembly together at a rotatable interface.

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