SEALING DEVICE FOR AN OSCILLATING ASSEMBLY

摘要

1. Fluid-tight device for an oscillation assembly which comprises a resilient seal (1) incorporating a trunconical web or core (2) interposed between an inner ring (3) and an outer ring (4) with which it is integral, characterized in this that the seal (1) is so mounted, while being deformed, that its outer ring (4) is axially displaced with respect to its inner ring (3) in the sense corresponding to a truing of the core (2) of the seal, in this that one of the rings (3 or 4) of the seal comprises castellations or corrugations (7) engaged within recesses (13) of complementary shape formed on one of the members (12) of the assembly, which secures the seal and this member (12) for rotation, and in this at the seal (1) comprises at least one annular continous lip (8 or 9) in contact with the said member (12) of the assembly.