| 摘要 |
<p>Invention patent for "ROTARY STOPPER" Description of a rotary stopper (Figure 2) for grid cleaners (Photo 2), with each grid cleaner (Photo 2) being formed by a beam (point 21) fastened to an articulated point (point 22) and equipped with support (point 30) arranged along the first end (point 23) of the beam (point 21) cooperating with lower portions of the grid (point 40). The rotary stopper (point 10) comprises a bearing (points 11, 11') associated with the second end (point 24) of the beam (point 21) and it receives a roller (point 12) cooperating with elements (point 51) of an activator (point 50). 1 l0 /, "I if 12</p> |
