Patent ID: 6945020

Claim:
An implement for clearing land by comminuting and grinding brush and trees at an operational site in the field to clear the land by leaving the comminuted brush and trees at or near the operational site, comprising: a primary engine mounted upon a vehicle for powering operation of the vehicle; at least one boom mounted upon the vehicle; said boom being constructed to provide articulated motion at a distal end thereof about a first pivot axis; said boom being powered by said primary engine; an actuator mount connected to the distal end of the at least one boom which may articulate about said first pivot axis; a rotary hydraulic actuator connected to said actuator mount which pivots about a second axis which is generally transverse to said first pivot axis; an operational head mounted to said rotary hydraulic actuator for pivotal movement about both said first and second pivot axes; said operational head having at least one comminuting device mounted thereon for movement to grind or comminute trees and brush; a comminuting motor mounted upon said operational head to move said at least one comminuting device; a secondary engine mounted upon the vehicle for powering the comminuting motor to provide substantially dedicated power to the at least one comminuting device.