TANK ASSEMBLY AND RELATED METHOD OF MANUFACTURE
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United States of America Patent
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N/A
Issued Date -
Dec 12, 2013
app pub date -
Jun 7, 2013
filing date -
Jun 7, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A tank assembly having an elongated plastic tubular pipe structure and at least one end wall attached to the plastic tubular pipe structure and sized to cover a cross-sectional area defined by the plastic tubular pipe structure. The end wall is a composite unit including a first plastic sheet member having an edge portion and a second plastic sheet member bonded with the edge portion of the first plastic sheet member. The first plastic sheet member is located inward of the second plastic sheet member, the second plastic sheet member having a body portion with an outwardly domed shape to define an internal space between the body portion and a body portion of the first plastic sheet member. A structural foam is disposed in the internal space to provide continuity between the first plastic sheet member and the second plastic sheet member.
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