| 摘要 |
PURPOSE: A special characters printing device for roads is provided to drastically reduce a session for printing special characters through an automation of a printing and remarkably reduce social cost loss caused by a traffic control by preventing a traffic jam in real time. CONSTITUTION: A special characters printing device for roads comprises a vehicle body(11), a speed and distance measurement unit(80), a paints storage tank(20), a printing unit, a storage unit(95), and a control unit(90). The speed and distance measurement unit is installed inside of a vehicle body to measure a moving distance and speed of a vehicle(10). The paints storage tank stores paints for printing special characters. The printing unit is connected to the paints storage tank and prints the special characters on a road. The storage unit stores printing pattern information corresponding to a printing schedule preset in advance. The control unit controls printing based on the printing pattern information and the measured speed and moving distance of the vehicle. |
