Water retention cell structures
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United States of America Patent
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Apr 24, 2012
Grant Date -
Oct 20, 2011
app pub date -
Apr 20, 2010
filing date -
Apr 20, 2010
priority date (Note) -
Expired
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Abstract
An assembly of hollow frustum-shaped bodies arranged and supported on a horizontal support structure is used to form a core structure for water retention cells. The assemblies are arranged in alternately inverted layers with the ends of the frustum-shaped bodies interconnected to form vertical support columns which are horizontally stabilized by horizontal support structure.
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