| 摘要 |
<p>A truss system component comprising upper and lower chord members, a plurality of first strut members extending between the chord members for maintaining the chords in vertically spaced apart relation, the upper and lower chord members providing pin connections for pivotally connecting said first strut member to the lower chord at substantially equally spaced points along the chord, and a plurality of second strut members extending between the chord members for maintaining the chords in vertically spaced apart relation, each of the second struts being at its lower end pivotally connected to one of the first strut members at each of the first points along the lower chord and at its upper end being pivotally connected to the upper chord member at substantially equally spaced second points therealong.</p> |
