| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a cleaning apparatus for the insides of ducts permitting visual observation of the insides by displaying an image of the inside on a displaying mechanism. <P>SOLUTION: This apparatus 10 has an air-jetting means 13 inserted into the inside 30A of the duct in a freely movable way and jetting compressed air toward the inside wall of the duct 30, a compressed air generating means 11 supplying compressed air to the jetting means 13 through a flexible hose 21, an air-sucking means 20 sucking air in the inside 30A of the duct from a part other than the part from which the jetting means 13 is inserted, an image taking means 40 or a camera, for taking an image of at least a forward portion of the inside 30A in the progressing direction of the jetting means 13 and a displaying means 45 displaying the image taken by the image taking means 40. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
