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    • 1. 发明专利
    • METAL HINGE AND STRETCHED SCAFFOLD WITH HANDRAIL BY USE THEREOF
    • JPH094211A
    • 1997-01-07
    • JP15906695
    • 1995-06-26
    • TAISEI CORP
    • MATSUMOTO SHINICHINAKAGAWA YOSHIKAZU
    • E04G5/00E04G1/26
    • PURPOSE: To freely open/close a hand rail, by providing a fixing protrusion which fits on the base end of a metal tool of hand rails, on one flat plate of a hinge and attaching a clamp fixed on standards of framing scaffolds, on the other flat plate. CONSTITUTION: When an access pier or the like is provided, a flat plate 11 is rotated from the chained line position to the solid line position and fixed with a pin 16 and a metal tool 2 of hand rails is rotated to the parting direction from the framing scaffolds 3 and opened. Next, a stretched scaffold board 6 is rotated from the vertical state to the horizontal state through a metal hinge 64. The hook of a metal fitting 5 is removed from the metal tool 2 to release the lower end of a hanging metal tool 4 and then the metal fitting 5 is shifted to the lower part of the outside of the scaffold board 6 and the bar of the scaffold board 6 is fitted to the lower end of the metal fitting 5 to fix thereto. The scaffold boards 6 are laid at almost the same level with the boards 32 of the scaffold 3 and the metal tool 2 is positioned at both longitudinal sides and further, the scaffold boards 6 are supported in a sufficient strength. In this way, an access pier or the like is easily formed and restored and further, the supporting strength can be secured.