| 摘要 |
PURPOSE: A work area displaying device for a special purpose vehicle is provided to enable a driver to easily locate a special purpose vehicle. CONSTITUTION: A work area displaying device for a special purpose vehicle comprises a vehicle body(10), an outrigger(20), a workbench(31), a ladder structure(30), a carriage(40), and an optical beam(100). The outrigger supports a vehicle body. The workbench is installed the rear upper end of the vehicle body. The ladder structure is rotationally installed in the workbench. The carriage descends or ascends in the longitudinal direction of the ladder structure. The optical beam is mounted on the workbench and perpendicularly radiates rays in the longitudinal direction of the vehicle body or ladder structure. |
