Patent ID: 6686950
Filing Date: 2004-02-03
Classification: B08B,F16L,F24F

Abstract:
Device for the inspection and cleaning of ventilation or air-conditioning ducts and of other conduits, the device comprising: a movable head (2) intended to be introduced into a duct (1) or a network of ducts to be inspected or other conduit or network of conduits, the movable head (2) containing a video camera (11, 12), and this movable head (2) comprising means (15, 16) for the ejection of fluid jets (18), directed towards the walls of the duct (1) or conduit and ensuring the advance of the said movable head (2); external means (6) for the display and/or recording of the images of the interior of the duct (1) or conduit, to which means the video camera (11; 12) is connected; and an external source of fluid under pressure (5), to which the abovementioned ejection means (15, 16) are connected, characterized in that the said external source of fluid under pressure is a compressed-air source (5), and in that the said ejection means (15, 16) are means for the ejection of air jets (18), connected to the compressed-air source (5), the said air jets ensuring not only the cleaning of the inspected duct (1) or conduit and the advance of the movable head (2), but also the support of the said movable head (2).