Resilient sealing ring
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United States of America Patent
Stats
-
Jan 8, 1980
Grant Date -
N/A
app pub date -
Jul 24, 1978
filing date -
Jan 24, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved sealing ring for forming socket-type pipe joints. The ring according to the present invention has an elongate cross-section having a bulbous leading end portion and a trailing end portion having a pair of fins extending towards the respective sealing surfaces. The sealing ring provides a seal which is effective to seal a joint against internal and infiltration pressures.
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