Patent ID: 7393061
Filing Date: 2008-07-01
Classification: E21C

Abstract:
1. A plow cutter having a cutter foot and a cutter head, the plow cutter comprising: at least one face cutting edge; a plurality of wear-resistant edge pins each anchored in a respective recess on a first side of a center plane of the cutter foot; a second plurality of wear-resistant edge pins each anchored in a respective recess on a second side of the center plane of the cutter foot; and a floor blade that includes at least one wear-resistant floor blade pin, wherein the center plane of the cutter foot is substantially perpendicular to a cutting direction of the plow cutter; a central axis of each of the plurality of edge pins is oriented at an angle with respect to the center plane of the cutter foot; and each of the edge pins and the at least one floor blade pin has a conical pin head and a curved dome-shaped external surface.