| 摘要 |
<p>An arrangement for the sealed connection between a fixed structure 22, 32 and a movable rotating shell 28 is provided. The arrangement comprises a secondary shell 44 secured to the rotating shell 28, and means of dynamic sealing 60 between the secondary shell 44 and the fixed structure 22, 32. The means of dynamic sealing 60 comprises means 72 of injecting a gas into an annular space 66 comprising a gas distribution member 76 that is arranged in the annular space 66, and annular braids 68, 70 coaxial to the principal axis A. The annular braids 68, 70 are arranged in the annular space 66. The arrangement is further characterised in that at least one of the braids 68, 70 is arranged axially between the distribution member 76 and an end of the annular space 66 that communicates with the internal space of the rotating shell 28.</p> |
