Structure and method of sealing a closure assembly onto the neck finish of a plastic pressure container
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United States of America Patent
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-
Dec 19, 2017
Grant Date -
Oct 6, 2016
app pub date -
Apr 1, 2016
filing date -
Apr 1, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Plastic pressure container including a main body portion, a finish portion, and a closure assembly. The main body portion defines an interior space. The finish portion is unitary with the main body portion and defines a mouth in communication with the interior space. The finish portion has an inner surface, an outer surface and an upper rim proximate the mouth. The inner surface has an inner undercut defined therein proximate the upper rim. The outer surface has an outer undercut defined therein proximate the upper rim. The closure assembly is mounted to the finish portion in engagement with both the inner undercut and the outer undercut.
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