| 摘要 |
PURPOSE:To provide a search apparatus for the inside of a duct for searching the conditions of the kinds of deposition and adhesion of dust and other foreign matter adhering to the inside of the duct, and prior to cleaning the inside of the duct. CONSTITUTION:There are provided a traveling truck 15, a video camera for observation of the inside of a duct mounted on the truck 15, a compressed air injection nozzle 50 for injecting compressed air to foreign matter to know the characteristics of the foreign matter in the duct observed by the video camera, and a monitoring remote control part 4 for remotely operating the traveling truck 15, video camera, and compressed air injection nozzle 50. |
