Method of construction of an insulating air conduit

Details Method of construction of an insulating air conduit Method of construction of an insulating air conduit

2005-06-28

2005-06-28

Compton, Eric (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C029S890050, C029S003000

Reexamination Certificate

active

06910253

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™” 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.

REFERENCES:
patent: 3251382 (1966-05-01), Tatsch
patent: 5310594 (1994-05-01), Holland et al.
patent: 6230750 (2001-05-01), Lessard et al.

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