Insulating air conduit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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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)
Importance
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.
First Claim
Other Claims data not available
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 6 Citation Count
- F16L Class
- 1.94 % this patent is cited more than
- 24 Age