Patent ID: 7178440

Claim:
A knife comprising: a knife holder having a body with parallel first and second leading edges extending along a leading side thereof and a trailing edge located opposite the first and second leading edges, the body defining a first surface between the first leading edge and the trailing edge, and a second surface opposite the first surface and extending between the second leading edge and the trailing edge, the body further defining a slot formed along the leading side having an opening delimited by the first and second leading edges, and opposed upper and lower walls extending a distance into the body; a cutting blade having a cutting edge and secured to the knife holder so that the cutting edge of the cutting blade extends beyond the leading side of the knife holder; and an insert member mounted in the slot, of the knife holder, the insert member having a leading edge protruding from the leading side of the knife holder and generally contiguous therewith; and a clamp attached to the first surface of the knife holder along the first and second leading edges thereof, said cutting blade being secured between the clamp and the first surface of the knife holder.