TRUSS FOR INTERFACE DEVICE

摘要

PURPOSE: A joint device for a truss is provided to prevent rainwater from flowing through a window and the plating of a pipe from being taken off without forming holes for work on the pipe. CONSTITUTION: A joint device for a truss comprises a finishing member (100), a bolt (200), a sleeve (300), and a nut (400). The finishing member is welded to the end of a pipe (20). The finishing member is formed with an insertion hole (110) and a catching protrusion. The head (210) of the bolt is inserted into the insertion hole and is caught in the catching protrusion. A guiding protrusion (220) is protruding from the bolt and is screwed to the bolt hole of a connector. The sleeve is inserted and attached to the guiding protrusion to be integrated with the bolt.