Container and closure having integral sealing means
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 24, 1984
Grant Date -
N/A
app pub date -
Aug 14, 1981
filing date -
Aug 19, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a container structure including a container and a closure member, the container having adjacent its mouth a rim portion provided with sealing surfaces adapted to cooperate with complementary sealing surfaces on the rim portion of the closure member, the improvement comprising one of the sealing surfaces of the rim portions of the container or the closure member including at least two spaced apart annular beads, each of the beads sealingly engaging the walls of a complementary groove formed in the sealing surface of the other rim portion in at least two separate sealing zones, so that positive sealing is accomplished with minimal inclusion of air between the sealing surfaces.
First Claim
Family
International Classification(s)
Cited Art Landscape
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