Patent ID: 7703487

Claim:
A knife assembly for receipt in a knife recess of a cutterhead, the cutterhead having a generally cylindrical body and the knife recess extending generally parallel to an axis of the cylindrical body, the knife assembly comprising: a knife configured to be received in the knife recess generally parallel to the axis, the knife defining an aperture therein, the aperture configured to allow the knife position, to be adjusted parallel to the axis; a bar configured to be received in the knife recess adjacent the knife, the knife position being adjustable relative to the bar; a pin coupleable to the bar and receivable in the knife aperture to align the knife relative to the bar; and a height adjustment mechanism that is configured to adjust a height of the bar and the knife relative to the recess, wherein the height adjustment mechanism comprises a threaded bore in the bar and a threaded set screw received in the bore.