| 摘要 |
Contact-labyrinth unit sealing rotating elements, composed of a neck bush mounted on an axis and an elastic ring mounted in the seat of the body of the mechanism, characterized in that the elastic ring (2) has, on its frontal internal surface, a row of sealing lips (5) in the form of conical ring splines slanting relative to the flange (4) at an acute angle, while the whole is closed from the outside with a deflector shield (3).<IMAGE> |
