| 摘要 |
PROBLEM TO BE SOLVED: To prevent a working table from deformation and facilitate replacement of a handrail guard. SOLUTION: The handrail guard 39 is provided at the periphery of an upper handrail 33a made from rectangular steel pipe installed at the upper edge of the working table 30, in a position below the upper handrail 33a. The handrail guard 39 includes a guard member 41 arranged along the periphery of the upper handrail 33a and a connection member 43 to connect the guard member 41 with the upper handrail 33a, wherein the mechanical strength of the guard 39 is lower than that of the handrail 33. The connection member 43 has an arm 45 and a mounting/removing member 47 attached to its tip and having an elastic rubber piece, through which the arm 45 is connected with the upper handrail 33a.
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