Compliant foil fluid film radial bearing or seal

Details Compliant foil fluid film radial bearing or seal Compliant foil fluid film radial bearing or seal

2007-04-26

2009-11-10

Hannon, Thomas R (Department: 3656)

Bearings

Rotary bearing

Fluid bearing

C384S103000, C384S106000

Reexamination Certificate

active

07614792

ABSTRACT:
A compliant foil fluid film bearing or seal apparatus includes a bushing having a plurality of peripherally separate bushing segments. The bushing has a bore defined therethrough, with a peripheral portion of the bore being defined on each bushing segment. A plurality of compliant foils is carried by the bushing, with at least one of the compliant foils being disposed on each bushing segment. A plurality of foil undersprings is disposed beneath the plurality of compliant foils.

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Exhibit A: Printout of Mohawk Innovative Technology, Inc. website re “Compliant Foil Seals” (2004).
Exhibit B: Printout of website of Lulea University of Technology re “EAL Bearing Test Rig” (undated but admitted to be prior art).

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