Patent ID: 9604509
Date: 2017-03-28
CPC Classifications: B29C,B60B,B60C,F16J

Claim:
1. A vehicle axle assembly, comprising: a hub, which is mounted on a cylindrical axle body so that it can rotate about a central longitudinal axis; an axially inner shaft sealing ring and an axially outer shaft sealing ring for indirect or direct sealing between the axle body and the hub; an annular chamber that is formed between the two shaft sealing rings, the axle body and the hub; a first pressure medium line that extends through the axle body or one of the two shaft sealing rings and opens out into the annular chamber; and a second pressure medium line that extends out of the annular chamber through the hub and is designed to be connected to a wheel that is secured on the hub, wherein at least one of the shaft sealing rings adjacent to the annular chamber is provided radially inside or radially outside with a collar, and wherein at least one of the shaft sealing rings has at least one channel, which extends out of an inner hollow space of the shaft sealing ring in a substantially radial direction to a lateral portion of the shaft sealing ring that is situated in a region between the collar and a main sealing lip of the shaft sealing ring.