Patent ID: 7343725

Claim:
A debris cutting system for attachment to a vehicle, the system comprising: a nose shaped projection that extends horizontally in the forward direction from the forward moving end of the vehicle, the projection comprising a front blade mount subsystem, a left rear blade mount subsystem, and a right rear blade mount subsystem; and a left blade and a right blade that are mounted within the front blade mount subsystem and within the respective left and right rear blade mount subsystems, wherein each blade has a respective blade front, blade rear and teeth, and the front blade mount subsystem provides vertical movement at the front of the blades, the rear blade mount subsystems provide vertical and longitudinal movement at the rear of the blades such that cutting of debris is enhanced and damage to the blades is reduced as the vehicle moves forward, and the front blade mount subsystem comprises: an upper front slide; a lower front slide; a left front blade support; and a right front blade support, wherein the left front blade support and the right front blade support are mounted between the upper and lower front slides, the left front blade support supports and holds the left blade front, the right front blade support supports and holds the right blade front, and the left and right front blade supports are cylindrically shaped to provide rotation about a lateral axis and the rotation is limited by the respective blades such that the vertical movement at the front of the blades is provided.