| 摘要 |
<p>The pipe (42) has a wall (36) equipped with a trap door (46) that is adapted to switch from a closed position towards an open position, where the wall includes an opening (48). The trap door passes from the open position open to the closed position under effect of main flow circulating in a primary rib of a turbomotor (10), and the opening emerges in the primary rib. The trap door is installed with a lower part (44) of the pipe. The lower part includes a drainage hole (54) formed in the wall, and the opening has size greater than that of the hole.</p> |
