Patent ID: 8191291

Claim:
A wear member for a lip of a bucket for an excavating machine comprising a rear mounting end to attach to a base on the lip and a front working end to engage the ground during a digging operation, the front working portion including top and bottom surfaces that converge toward a front edge, each of the top and bottom surfaces having a central region, wherein each of the top and bottom surfaces of the front working portion has a plurality of spaced apart ridges and a plurality of troughs between the ridges positioned across the central region that extend generally in an axial direction to form a serrated penetrating edge as the front edge wears during use, wherein the ridges along the top surface laterally diverge from each other in a forward direction toward the front edge, and the ridges along the bottom surface laterally diverge from each other in a forward direction toward the front edge such that one or more of the ridges on each of the top and bottom surfaces generally lie along the line of motion of the lip for wear members mounted axially and splayed on the lip.