专利名称：Profile open/fold-up truss发明人：Bernard L. Bolt申请号：US07/149442申请日：19880128公开号：US04831807A公开日：19890523
摘要：A profile open/fold-up truss for use in the building industry comprises: acollapsible roof member; at least one floor beam; a pair of wall studs, each wall studincluding top and bottom half studs pivotably connected to opposite ends of the roofmember and the floor beam, respectively; a hinge arrangement for pivotably connectingthe top and bottom half studs; and a pair of foundation studs pivotably connected toopposite ends of the floor beam to support the truss. The truss is transported to theconstruction site in a preassembled state and subsequently unfolded to form a completetruss structure requiring minimal on-site labor.
申请人：BOLT; BERNARD L.
代理机构：Sughrue, Mion, Zinn, Macpeak & Seas
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