Patent ID: 6216400
Filing Date: 2001-04-17
Classification: E04C

Abstract:
A load-bearing header comprising:a plurality of framing members, each of said framing members having two ends, each of said framing members being joined to the adjacent end of another framing member to form a closed frame structure with an inner opened perimeter,each of said framing members having two sets of inner grooves extending along the lengths of the framing members adjacent the inner opened perimeter, one of said two sets of grooves being on each side of each of the framing members;a plurality of interior frame webbing members spanning and joined to the inner opened perimeter of the frame, each of said frame webbing members being oriented at an angle less than ninety degrees with respect to the framing members to which joined; andtwo rigid sheets of material one of which sheets is adapted to be fixedly secured within each of the two sets of framing members grooves in the inner opened perimeter on opposite sides of the framing members to cover the plurality of interior frame webbing members on both sides.