Insulated chest and method
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United States of America Patent
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-
Jul 6, 1999
Issued Date -
N/A
app pub date -
Sep 29, 1997
filing date -
Aug 30, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A lightweight, insulated chest and method are provided for transportation and storage of perishable and other items which require a temperature-controlled environment. The chest includes insulated side walls, bottom and a hinged cover which is pneumatically sealed to prevent tampering and for thermal security. The chest includes a fluid conduit within the cover for air evacuation and depressurization of the interior and also includes a conduit to provide a vacuum between the walls of the sides and bottom which contain a rigid polymeric foam insulation.
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