Ventilation duct and insulation panel used for its internal lini

Details Ventilation duct and insulation panel used for its internal lini Ventilation duct and insulation panel used for its internal lini

1996-11-04

1999-11-02

Hook, James F.

Pipes and tubular conduits

Distinct layers

With intermediate insulation layer

138155, 138167, F16L 922

Patent

active

059751460

ABSTRACT:
A ventilation duct includes an envelope lined on the inside by insulation panels. The panels have a lining on the side of the flow channel of the duct and on at least one part of at least one of transverse edges of the duct. This lining extends over at least one part of each of both sides of the edge and is integrated with the panel. Z shaped sections may be used to hold adjacent panels.

REFERENCES:
patent: 1063672 (1913-06-01), Flannery
patent: 3317074 (1967-05-01), Barker, Jr. et al.
patent: 3835606 (1974-09-01), Liberman
patent: 4241762 (1980-12-01), Link et al.
patent: 4280536 (1981-07-01), Gnant
patent: 4462618 (1984-07-01), Stone
patent: 5379806 (1995-01-01), Matthews et al.
patent: 5391840 (1995-02-01), Hughes et al.
patent: 5441083 (1995-08-01), Korsgaard
patent: 5749399 (1998-05-01), Reyes Zorrilla
patent: 5783268 (1998-07-01), Noonan et al.

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