초록

A flange connection for an air conditioning duct comprises a generally L-shaped hollow flange having a pair of opposing spaced apart stay members which form multiple mechanical and adhesive seals to tightly secure the wall of an air conditioning duct in the flange.

대표청구항 ▼

A flange connection (20) for an air duct, said duct including at least one wall (10) having a leading edge (11), said flange connection comprising a generally L-shaped profile slidably fitted onto said duct wall and including (a) a first stay member (43) having an inner and outer surface and includi

A flange connection (20) for an air duct, said duct including at least one wall (10) having a leading edge (11), said flange connection comprising a generally L-shaped profile slidably fitted onto said duct wall and including (a) a first stay member (43) having an inner and outer surface and including an elongate linear detent (44) formed in said outer surface; (b) a second stay member spaced apart from and opposing said first stay member (43) and including (i) a first portion (50), (ii) a second portion (40), (iii) a third portion (48) intermediate said first and second portions, and (iv) sealant material (49) intermediate said first and second stay members; and, (c) a third stay member (39) attached to and outwardly extending from said second stay member; said wall (10) being slidably inserted between said first and second stay members such that said leading edge slides sequentially over said first portion, said third portion and said sealant material, and said second portion, and such that said leading edge (11) is positioned adjacent said third stay member, said detent (44) being opposed and adjacent to said sealant material and defining a visible line along which fasteners can be inserted through said detent and said first stay member, said wall (10), said sealant material, and said second stay member to sealingly secure said wall (10) in said flange connection (20) intermediate said detent and said sealant material.