Expandable gasket and method of making same
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United States of America Patent
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Aug 10, 1999
Grant Date -
N/A
app pub date -
Nov 8, 1996
filing date -
Nov 8, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of making an expandable metal gasket by forming an expandable core and spreading the core to an open condition with a parallelogram linkage tool, an expandable gasket body, and an expandable gasket precursor. The application also discloses a method of making a semi-rigid gasket having elastomeric bridges holding a series of core segments together.
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