| 摘要 |
PURPOSE:To perform a searching operation for a dangerous object laid safely and efficiently. CONSTITUTION:In a body 2 of a remote-controllable hovercraft 1, there are provided a laid-object searching device 7 for searching a laid object O embedded underground and a laid position marking device 8 for putting a mark on the ground surface by spraying coloring agent thereto based on a detection signal of the device 7. Since the hovercraft is floated by the air cushion pressure, a searching operation can be performed without imparting vibration to a laid object. |
