| 摘要 |
1. A pneumatic chamber cleaner for cleaning cylindrical elements, comprising a chamber with a rail track and a rail car with two rolls and equipped with a shot-blasting nozzle located on a sliding steering rod passing through a horizontal slot in the working wall of the chamber, characterized in that it is equipped with a drive mechanism (19) for the steering rod (12) of the shot-blasting nozzle (13), with a direct current electrical motor (21) with rotation adjustment mechanism, a reducer (22) and a guide screw (23) going through the guiding head (14) of the steering rod (12) and with a guide rail (24) for the rod (12), located alongside the wall (10) of the working chamber (1), while the rail car (2) is equipped with a roll drive mechanism (7) installed on the car frame (4) and with a traversing gear (9) located under the car frame (4).<IMAGE>
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