Bottles and jars – Closures – Cap type
Patent
1986-03-10
1988-05-10
Norton, Donald F.
Bottles and jars
Closures
Cap type
B65D 4104
Patent
active
047429291
ABSTRACT:
A closure system featuring a closure having a top wall, a plurality of pillars spaced around the periphery of and depending downwardly from the top wall, and means connecting the lower ends of the pillars. Thread means are formed on the interior surface of at least some of the pillars, and extend inwardly to cooperate with thread means on the neck of a container to bring and maintain the top wall into a sealing relationship with the neck.
REFERENCES:
patent: 1556020 (1925-10-01), Noll
Norton Donald F.
Owens-Illinois Closure Inc.
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