| 摘要 |
A seal with a first profiled section, a second profiled section ( 5 ) housed inside a third profiled section made of an elastically deformable flexible material, the third profile section forming by itself or with the part of the first and/or the second profiled section a sealed tubular member connected to a source of fluid under pressure and adapted under the action of the fluid, to be urged into contact with the inner face of the second profiled section ( 5 ), to improve the sealing and soundproof properties of the seal when the vehicle moves at a high speed. |
