JOINT-MOVABLE TYPE WORK PLATFORM SUPPORT SYSTEM, WORK PLATFORM SYSTEM, AND METHOD FOR USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a work platform structure and a support system, which can get access to various parts of various structures.SOLUTION: A hub 10 is connected to a joist 30 to configure a work platform structure and a support system. The hub 10 and the joist 30 are joint-movable or rotatable. The hub 10 includes an upper element 11 and a bottom element 12 positioned distally by a central part from the upper element 11, and the upper element 11 and the bottom element 12 each have a substantially flat structure and are parallel to each other. The joist 30, which is a long and thin structural member adapted to receive or bear a load, includes an upper element 32, a bottom element 33, and a plurality of diagonal support members 38 which are interposed between the elements 32 and 33.