| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a snow guard metal plate which is fitted for a structural material such as a roofing of a house, overhead wires of a utility pole, and a road sign, and reducing the frequency of snow removing work. <P>SOLUTION: The snow guard metal plate is formed of a metal base material 1 and a water repellent film 2 arranged on the surface of the material. The material 1 has a number of independent protrusions 1p formed on the surface, and a continuous groove 1g composed of spaces between the independent protrusions 1p. Each independent protrusion 1p has a diameter ranging from 1 to 6 mm as viewed in a direction perpendicular to the surface of the base material/metal plate 1, and a minimum interval between the adjacent independent protrusions 1p preferably ranges from 0.2 to 3 mm. The water repellent film 2 is formed of a coated film preferably having a water contact angle of 90 degrees or larger. <P>COPYRIGHT: (C)2004,JPO |
