Patent ID: 7409804
Filing Date: 2008-08-12
Classification: E04B,E04C,Y10T

Abstract:
1. A metal roof truss assembly, comprising: a plurality of elongated structural members including at least two top chords, a bottom chord, and a web member, each structural member comprising wherein the two top chords are joined at their ends such that the end of a first top chord is inserted into the channel defined by the legs and the base of a second top chord for forming an apex of a top chord assembly, the ends of the bottom chord are joined to the first top chord and the second top chord such that the ends of the bottom chord are inserted into the channel defined by the legs and the base adjacent the free ends of the first top chord and the second top chord, and wherein one end of the web member is joined to one of the top chords such that the one end of the web member is inserted into the channel defined by the legs and the base of one of the top chords and the other end of the web member is joined to the bottom chord such that the other end of the web member is inserted into the channel defined by the legs and the base of the bottom chord, and wherein where the structural members are joined the inserted end of a first structural member at each junction has no flanges for a length equal to at least the depth to which the first structural member is received in the channel of the second structural member so that the outer surface of the legs of the first structural member are adjacent the inner surface of the legs of the second structural member, the legs of the joined structural members having aligned holes for receiving the bolts such that the bolts extend transversely through the structural members for securing the joined structural members together to form rigid connecting joints.