The invention relates to a pneumatic spring having bellows (2), which has at least one bead-like insertion edge and a piston (1), in particular for commercial vehicles, having the following features: the piston (1) is integrally formed and the interior (7) thereof exchanges air constantly with the air space (8) enclosed by the bellows (2); the bellows (2) has a sealing bead (9) having an inflexible bead core (10), at least on the insertion edge (6) thereof which is to be excluded on the piston (1); and the fastening of the insertion edge (6) with positional securing and sealing on the piston (1) is arranged on the inner side (4) of the piston edge (3).
Pneumatic spring
2015-07-01
Patent
Electronic Resource
English