Pipe flange protector with elastomeric self-centering rib
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United States of America Patent
Stats
-
Jul 3, 1984
Grant Date -
N/A
app pub date -
Jul 22, 1983
filing date -
Jul 22, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved flange protector for sealingly engaging spaced flanges and protecting the flange gasket from the environment. A ring-shaped elastomer body preferably includes a grease fitting for injecting the protective fluid through the body and into engagement with the flange gasket. The elastomer body includes a self-centering rib, and is structured for flexing to relieve excessive pressure in the event of flange gasket failure. An improved method of manufacturing flange gaskets according to the present invention is also provided.
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