| 摘要 |
<p>The seal comprises of a laminar layer (5) and a channel (6). There is a limiting range (7) and a seal area whereby the limiting range and the seal area are assigned to a loadable means and this loadable means (1) surrounds the spiral channel. The loadable means has uprisings (2a,2b) and lowerings (3a,3b).</p> |
