Expanded graphite gasket with beaded stress risers
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United States of America Patent
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Sep 5, 2000
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N/A
app pub date -
Apr 20, 1998
filing date -
Apr 20, 1998
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Abstract
A cylinder head gasket has at least one combustion opening, a central metallic core and an expanded graphite facing layer on each side of the core. A stress rising bead is disposed on at least one of the graphite layers encircling each combustion opening for sealing around the combustion openings.
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