Patent ID: 7096900

Claim:
A tree cutting attachment for a self-propelled work vehicle comprising, in combination: (a) a stationary frame adapted to be coupled to a work vehicle; (b) a movable frame hinged to the stationary frame; (c) a rotor assembly journaled for rotation within said movable frame, the rotor assembly including a central driven shaft with an end plate proximate opposed ends thereof and a plurality of intermediate, regularly spaced support plates, said support plates being held in parallel spaced relation by a plurality of equally circumferentially spaced bars extending between the end plates; (d) first and second pluralities of generally rectangular cutting blades being individually mounted between adjacent support plates in side-by-side relation; (e) means operatively coupled between the stationary frame and the movable frame for pivoting the movable frame relative to the stationary frame about a central driving shaft on the movable frame that is laterally offset from the central driven shaft; and (f) a driven means coupled in driving relation to the central driving shaft, said central driving shaft being coupled to the driven shaft of the rotor assembly and adapted to rotate the rotor assembly in a direction tending to lift a downed tree from the ground.