As-molded plastic unit cell structures
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United States of America Patent
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May 29, 2018
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N/A
app pub date -
Jun 19, 2015
filing date -
Jul 9, 2009
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Abstract
Methods and apparatus are described for producing welded assemblies of plastic parts for use in fluid flow applications. A unit cell structure is disclosed for use in an assembly. One embodiment is an as-molded plastic unit cell structure for use in fabricating welded fluid flow assemblies, the cell structure comprising a hollow tubular body portion having opposed first and second axial ports, a first hollow tubular portion extending axially from a first end of the tubular body portion and defining the first axial port, the first hollow tubular portion having a tube or pipe end configured for welding to another plastic part in a fabrication process for an assembly, and wherein the first tubular portion has a length in a range of 1 mm to 40 mm.
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