Metal laminate gasket
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United States of America Patent
Stats
-
Sep 19, 2006
Grant Date -
May 5, 2005
app pub date -
Oct 14, 2004
filing date -
Oct 30, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A metal laminate gasket includes two surface plates, and an intermediate plate. The second surface plate has a folded-back piece folded back around a sealing hole and disposed on a first bead of the first surface plate surrounding the sealing hole. The first plate has a curved portion with a height higher than that of the folded-back piece and disposed adjacent to an outer peripheral edge of the folded-back piece. The curved portion has a crank shape section or a Z-character shape section. A second bead is provided in the intermediate plate adjacent to the curved portion.
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