Insulating air conduit
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United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Mar 27, 2001
filing date -
Feb 14, 1995
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This invention is related to ultra-light conduit for used air and a method for construction of such a conduit with sandwich sheet type of material such as 'THERMO-FOIL.TM.' permitting to avoid losses of heat and humid air. The method of construction of a used air rectangular conduit includes the following five (5) steps: 1) cutting of a sandwich sheet 2) sealing around the sandwich sheet 3) heat formation of lengthwise channels on the surface of sandwich sheet 4) assembling the sandwich sheet into a conduit of a predetermined length and 5) installing a lengthwise vertical reinforcement into the conduit and providing a male adaptor to a fore end of the conduit which could be adapted to an aft end of a joining conduit.
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Cited Art Landscape
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