US 11,892,190 B1
Field-assembled air conveyance apparatus, systems and methods
Fadi Hurtubise, Dallas, TX (US); Gregg W. Burnett, Royse City, TX (US); Claudio Santini, Houston, TX (US); and Nicholas Raissis, Houston, TX (US)
Assigned to Dust Free, LP, Royce City, TX (US)
Filed by Dust Free, LP, Royce City, TX (US)
Filed on Dec. 8, 2021, as Appl. No. 17/643,226.
Int. Cl. F24F 13/02 (2006.01)
CPC F24F 13/0209 (2013.01) [F24F 13/029 (2013.01); F24F 13/0245 (2013.01); F24F 13/0272 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A heating, ventilation and air conditioning air conveyance apparatus comprising:
a plurality of panels adapted to be field-assembled to form the heating, ventilation and air conditioning air conveyance apparatus the plurality of panels comprising:
a pair of first quadrilateral panels, each first quadrilateral panel defining a right-angle flange extending from each of a pair of opposite edges;
a pair of second quadrilateral panels, each second quadrilateral panel defining a hemmed cleat along each of a pair of opposite edges, each hemmed cleat shaped and dimensioned to receive one of the first quadrilateral panel right-angle flanges, each hemmed cleat comprising a screw receptive pilot hole configured to receive a fastener to secure a first quadrilateral panel right-angle flange received in the hemmed cleat slot, to form the heating, ventilation and air conditioning air conveyance apparatus; and
heating, ventilation and air conditioning unit mating flanges extending from each other edge of each of the first quadrilateral panels and/or from each other edge of each of the second quadrilateral panels, such that at least a pair of opposed peripheral heating, ventilation and air conditioning unit mating flanges extend from each end of the heating, ventilation and air conditioning air conveyance apparatus.