Patent ID: 8876226
Filing Date: 2014-11-04
Classification: B62D

Abstract:
1. A seal assembly for sealing between a first member and a second member of a track joint, the first member being able to pivot about an axis of the track joint relative to the second member, the first member having a first seal cavity and the second member having a second seal cavity wherein the first and second seal cavities form a substantially contiguous combined seal cavity, the seal assembly comprising: a resilient seal ring having an annular seal body; a first seal lip projecting from the annular seal body; a second seal lip projecting from the annular seal body; wherein the annular seal body has an axial dimension sufficient to span the first and second seal cavities, and, in use, the first seal lip abuts a portion of a first sidewall of the first seal cavity and the second seal lip abuts a portion of a first sidewall of the second seal cavity, and wherein each of the first and second seal lips has a cross-section that reduces in width from a first width adjacent the annular seal body, to a second width at a distal end.