| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an arrow road sign widely used as a road sign, which is easily carried and easier to use. <P>SOLUTION: The arrow road sign such as an LED light emission unit is divided into three parts, that is, a central rectilinear sign body part 2 and right and left side piece parts 3, 4 of the arrow part, and the inside intersecting parts of the sign body part 2 and right and left side piece parts 3, 4 are respectively connected to each other through pivot members 5, 6. The sign body part 2 and the right and left side piece parts 3, 4 are provided with locking means and locked means disposed opposite to each other so that the right and left side piece parts 3, 4 are always flared outward through a spring. When the right and left side piece parts 3, 4 are folded to the sign body part 2, the locked means is engaged with the locking means to collapse the road sign. <P>COPYRIGHT: (C)2003,JPO |
