Patent ID: 8708008
Filing Date: 2014-04-29
Classification: A01G,Y10T

Abstract:
1. A carbide cutting tip for mounting on a tooth of a cutting tool, the tip comprising: a rear surface and a bottom surface for mounting the tip to a tooth; a top surface having a pair of peaks separated by a trough, the top surface including a frontward facet and a rearward facet sloped downwardly and rearwardly at a non-zero angle α with respect to the frontward facet; and a front surface having a substantially flat lower portion and a concave upper portion having a shape defined by a segment of an ellipse, the lower portion of the front surface being disposed substantially perpendicularly to the frontward facet of the top surface, the lower portion and the upper portion joining at a break point located at the apex of the major axis of the ellipse, the major axis of the ellipse being canted frontwardly from the break point at a non-zero angle β with respect to the lower portion of the front surface, wherein the top surface and the front surface join to form a cutting edge.