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Seal for a rotating memberA face seal assembly is provided having an annular seal body mounted in an axially moveable relationship to a seal support structure. A piston ring is disposed between the annular seal body and the seal support structure forming a secondary seal. A first locator spring, which is an annular wave spring, is disposed between said seal support structure and the piston ring to urge the piston ring in an axial direction. Optionally, a second locator spring, also a wave spring, may be disposed between the piston ring and the seal support structure for urging the piston ring in a radial direction.
Document ID
20080006005
Acquisition Source
Glenn Research Center
Document Type
Other - Patent
Authors
Brauer, John Christopher
Glynn, Christopher Charles
Tseng, Wu-Yang
Cabe, Jerry Lynn
Date Acquired
August 24, 2013
Publication Date
April 13, 2004
Subject Category
Engineering (General)
Funding Number(s)
CONTRACT_GRANT: NAS3-98004
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-6,719,296
Patent Application
US-PATENT-APPL-SN-194391

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