Patent ID: 6820952
Filing Date: 2004-11-23
Classification: F24F

Abstract:
An air handling unit that includes:a series of three dimensional frames that are connected to form a passage for conducting air; each frame having side pieces partially defining rectangular openings in a top, bottom and two side sections; a panel mounted in each of said openings for closing said openings, each of said panels including a front and back cover that are held in spaced apart relationship by a panel perimeter member and a foam material filling the space between the front cover and the back cover; each of said side pieces having a compressible seal affixed thereto, and arranged to be compressed against an inside surface of a panel when an outer surface of said panel is flush with an outer surface of the frame thereby sealing said panel in a respective opening; at least one of said panels being connected to a side piece of one frame opening by a living hinge so that the hinged panel can move between an open position and a closed position within said one frame opening, said living hinge including an edge extrusion that is integrally formed with said hinged panel perimeter member, a mounting flange connected to said side piece of said frame, and a hinge section for connecting the edge extrusion and the mounting flange together; and a latching means for securing said hinged panel in said closed position within said one frame opening wherein said hinged panel is locked in sealing contact with a seal.