| 摘要 |
The pneumatic spring has a rolling bellows (2) and a rotary piston (1) at which one end of rolling bellow is secured. The rolling bellows is provided with inner space (7) which continuously exchanges air with air space (8). A sealing bead (9) with non-elastic bead core (10) is arranged in the slot edge (6) of rolling bellows. The slot edge of rolling bellows is sealed at inner side (4) of edge (3) of rotary piston. |
