CPC F17C 1/06 (2013.01) [F17C 2201/0109 (2013.01); F17C 2203/0604 (2013.01); F17C 2203/067 (2013.01); F17C 2209/2163 (2013.01)] | 27 Claims |
1. A pressure vessel comprising:
a liner having a cylindrical center portion and two domed portions; and
a structural shell being disposed directly around the liner, and comprising:
a first filament wound about the liner in a primarily hoop direction; and
a second filament wound about the liner in a primarily helical direction;
wherein the first filament and second filament are interwoven in a layer upon the liner, the layer comprises a three-dimensional interwoven construct, the layer is disposed directly around the cylindrical center portion and the two domed portions, and the layer comprises a continuous expanse from an outer surface of the cylindrical center portion of the liner to an outer surface of the pressure vessel without layer boundaries therebetween,
the first filament and the second filament cross over each other at a first angle in a first portion of the three-dimensional interwoven construct, and the first filament and the second filament cross over each other at a second angle in a second portion of the three-dimensional interwoven construct, the first angle being about 90 degrees and the second angle being about 110 degrees.
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