Patent ID: 8375475
Filing Date: 2013-02-19
Classification: A41D,A62B,B29C,F28F

Abstract:
1. A method for making a fluid-circulating heat exchanging garment, comprising: providing a fabric panel comprising a portion of the heat exchanging garment; defining a tubing layout on the fabric panel, the tubing layout comprising a plurality of straight portions and a plurality of bend portions in a flexible tubing; affixing the straight portions of the tubing to the fabric panel; inserting a separate U-shaped mold into an inner radius of each of the plurality of bend portions, the mold having a curved edge corresponding to a desired curvature of each bend portion and a side channel defined within the curved edge having a semi-circular cross-section adapted to closely fit over a portion of an outer surface of the tubing corresponding to the inner radius; heating the fabric panel and tubing assembly with the molds to an annealing temperature; cooling the fabric panel; and removing the molds from the bend portions.