| 摘要 |
H:/plw/Intrwovn/NRPortbl/DCC/PLW/8781549 L.docx-5/1l/2015 - 16 A truss assembly for use in building construction, comprising a first truss and one or more second trusses attached to the first truss to extend transversely to a face of the first truss upon erection of the truss assembly, wherein the or each second truss is hingedly connected to the first truss for swinging movement about a substantially vertical axis between a folded configuration in which the second truss lies adjacent the face of the first truss and an erected configuration in which the second truss extends transversely to said face. 6, 4 6 6 |
