Flexible heat exchanger
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
N/A
app pub date -
Feb 7, 2002
filing date -
Feb 22, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a heat exchanger which comprises a flexible sheet consisting of a porous material, such as polyvinyl alcohol, sandwiched between two liquid impermeable layers, the liquid impermeable layers defining between them and between fluid-tight edges, a liquid transfer space within said sheet and at least one liquid inlet and at least one liquid outlet for respective connection to a source and a drain of a heat transfer liquid, with a flow path defined between the liquid inlet and liquid outlet within said liquid transfer space. According to one embodiment, the heat exchanger is comprised of an internal PVA sheet sandwiched between two layers of adherent, film forming material. According to one preferred embodiment, the film forming material is silicon. The heat exchanger of the present invention is preferably formed into a garment for overlaying a substantial portion of a subject's body, for controlling its body temperature.
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