| 主权项 |
1. A purgeable labyrinth axle/hub seal, comprising:
an axle mount for rigidly attaching to an end portion of an axle with an axle annular member extending therefrom, the axle annular member comprising:
an axle ring having a first edge and a second edge;an axle flange disk attached to an outer surface of the axle ring intermediate the first edge and the second edge and extending therefrom to a distal edge, the axle flange disk connecting to the axle mount with the axle ring extending laterally thereof; a hub mount for rigidly attaching to a wheel hub with a hub annular member extending therefrom, the hub annual member comprising:
a hub ring having a first edge and a second edge;a hub flange disk attached to an outer surface of the hub ring intermediate the first edge and the second edge and extending therefrom to a distal edge, the hub flange disk connecting to the hub mount with the hub ring extending laterally thereof; the axle annular member and the hub annular member defining a lubricant gallery therebetween; a grease fitting for communicating a lubricant into the lubricant gallery; and a seal member received between the axle annular member and the hub annular member and cooperatively defining a labyrinth path that communicates with the lubricant cavity, whereupon lubricant communicates through the labyrinth gallery outwardly of the seal during rotation of the hub assembly relative to the axle assembly. |
