Patent ID: 8196623

Claim:
A stump grinder capable of being powered by a power take off, the stump grinder comprising: a plurality of plates mounted on a shaft that is capable of being driven by the power take off; said plates being joined together in a spaced apart and stacked relationship by at least two bolts; wherein each of said plates has three cutting elements secured thereon and each of the cutting element is adjacent the periphery of its respective plate; wherein the cutting elements are mounted on their respective plates such that the cutting elements are spaced apart from each other circumferentially about the plate; wherein each cutting element has a cutting portion disposed thereon and the cutting portion of a first cutting element of a first plate is at least partially spaced laterally outwardly from a first surface of said first plate, a second cutting element of the first plate is at least partially spaced laterally outwardly from a second surface of said first plate; wherein the power take off will feed power through a right angle gearbox when the stump grinder is connected to the power take off; and wherein the right angle gearbox is connected to a first double sprocket that drives a double row chain drive.