| 摘要 |
PURPOSE: A safety grating is provided to prevent a safety accident caused by a frozen road or frost in a winter time. CONSTITUTION: A safety grating comprises a steel support body(10), a flat board(20), and an elastic body(30). The steel support body is composed of a pair of I-bars(11) separated each other. The flat board is installed on the top of the steel support body. Multiple holes(25) are punched from the lower part of the flat board. The elastic body is made of a rubber material, and coupled to the flat board. Insertion grooves(31) are formed in both ends of the elastic body. Both ends of the flat board are inserted in the insertion grooves. |
