Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for other than internal combustion engine – or...
Reexamination Certificate
2005-03-30
2010-11-02
Patel, Vishal (Department: 3676)
Seal for a joint or juncture
Seal between fixed parts or static contact against...
Contact seal for other than internal combustion engine, or...
C277S654000
Reexamination Certificate
active
07823889
ABSTRACT:
A seal part having a base material, a porous coating layer formed by flame spraying a hard material on a seal surface of the base material, and a lubricating film containing one or more types of materials selected from silver, gold, and tin and a gold-cobalt alloy on the porous coating layer. The seal part of the present invention has superior durability and sealability and further a long life and high reliability even when used in a high temperature (for example 400° C. or more, in particular 400 to 600° C.) and high pressure (for example 2 MPa or more) environment.
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Iguchi Tetsuya
Kasahara Hidetoshi
Komukai Kei
Arent & Fox LLP
Eagle Industry Aerospace Co., Ltd.
Lee Gilbert Y
Patel Vishal
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