Survey instrument for ventilation or air conditioning duct and other pipes

摘要

(57) Abstract This invention is something regarding the device which inspects the pipe of especially ventilation or air conditioning equipment, it is related to also cleaning the aforementioned pipe. In order the aforementioned device, the pipe which it should inspect (1) or to be interposed in another duct, the movable head which is designed (2) it is provided. The movable head (2) the pipe (1) the image from inside picture recording and/or outside it displays includes the video camera (12) which is jointed to means (6). In addition the aforementioned movable head (2) is jointed by external compressed air supply source (5) by the flexibility flexible pipe (4), gushes the air jet the pipe (1) facing toward the wall and at the same time, the pipe (1) rising the movable head (2) securely in inside, has the means (18) which it advances.