| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a marking pole which is improved in durability and in manufacturing efficiency. <P>SOLUTION: According to the structure of the marking pole, a main body 11 which is obtained by connecting upper and lower metal pipes 15, 16 to each other via a coil spring 18, is press-fitted into a trunk 32, and a cap 33 is bonded to the upper end of the trunk 32. Then the body 11 is subjected to electrodeposition-coating. The trunk 32 and the cap 33 are each made of rubber chips bound with a polyurethane binder. The upper pipe 15 and the cap 33 are bonded to each other with a polyurethane adhesive or an epoxy adhesive. <P>COPYRIGHT: (C)2004,JPO |
