The structure of union and prevent flow of a road sign broad

摘要

Prevent the subject innovation is a groove for receiving a conventional holding the center panel and the holding bond preventing flow that serve oil East earth structure phrase relates to a structure capable of preventing bonding and flow of road signs formed flow sphere and holding by a through will the the panel by fastening the pin bolt to essentially prevent to flow from the holding tee non-adhesion versus weld bonded to the back surface of the panel, adopted O, X round joint laminating method no discoloration robust to and it will be able to make cheaper construction.