| 摘要 |
<p>A device for cleaning a silo wall (1, 23), including a compressed air gun (12) hung on two cables (14, 15) connected to separate winches (16, 17) and supported by two pulleys (9, 10) that are secured to a frame (6) arranged within the silo and attached to a revolving plate (4) moving on a circular path (5) over a silo opening (2).</p> |
