| 摘要 |
Disclosed is an indoor step plate formed in a plate member shape. The indoor step plate comprises: a support frame attached to the bottom surface; a shape forming plate determining and maintaining an edge shape of a step plate member; a synthetic resin foam member formed on the shape forming plate; a sheet member formed to surround entire outer surface of the synthetic resin foam member and the shape forming plate and formed to be closely attached to the synthetic resin foam member and the shape forming plate; and a fastening member fixing the step plate member to the support frame. |
