Patent ID: 7334612

Claim:
A tree grinder apparatus comprising: a cutting mechanism; a support frame for operatively mounting said cutting mechanism to a vehicle movable between selected locations; a drive and positioning assembly carried by the vehicle for selectively positioning said support frame and operating said cutting mechanism to grind one or more trees; hingedly interconnected and opposed first and second jaw sections carried by said support frame for pivoting about a single, common pivot axis between open and closed positions; said second jaw section being fixedly attached to a side wall of said support frame, said cutting mechanism including a cutter drum mounted axially rotatably between said side wall and an opposing second side wall; and a jaw driving mechanism for hingedly opening said first and second jaw sections relative to one another about said pivot axis such that a log is receivable between said first and second jaw sections and closing said first and second jaw sections relative to one another to grip a received log between said first and second jaw sections.