Composite articles
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United States of America Patent
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Feb 22, 2005
Grant Date -
Apr 1, 2004
app pub date -
Sep 30, 2003
filing date -
Dec 18, 1998
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Abstract
A composite structure is formed by depositing a one or more coatings on an open-cell foam skeleton to form a higher-density composite foam. In accordance with one aspect of the invention, the composite foam can be a carbon/carbon composite formed by a rapid densification process. The composite structure is suitable for use, for example, as a friction material employed in clutch and brake devices.
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