Patent ID: 7240463

Claim:
A joist system comprising: upper and lower longitudinally extending chords, the upper and lower chords being substantially parallel, and a plurality of web members interposed between the parallel chords; each of the chords including an upper chord segment, opposed parallel side walls, inwardly extending lower chord segments, the lower chord segments being parallel to the upper chord segment, and a pair of flanges extending downwardly from the lower chord segments, the flanges defining a longitudinally extending continuous web receiving aperture traversing the length of the chord, the web receiving apertures of the upper and lower chords being positioned in opposed relationship; a plurality of web members, each of the web members comprising an upper web segment, the width of the upper web segment being equal to the width of the web receiving aperture, opposed parallel side walls extending perpendicularly from the upper web segment, and inwardly extending lower web segments, the inwardly extending lower web segments defining a longitudinally extending slot, each of the web members having first and second ends received in the web receiving aperture; and a saddle, the saddle having an upper saddle member, opposed parallel side walls and outwardly extending bearing plates, the outwardly extending bearing plates being parallel to the upper saddle member, the upper chord of the joist receiving the saddle in the member receiving aperture at opposed ends of the joist to support the joist.