Patent ID: 8689897

Claim:
A tractor blade adapted for use with a supplemental blade having a supplemental blade moldboard and a rearward facing mounting surface, the tractor blade comprising: a tractor blade moldboard having a curved front surface, the tractor blade moldboard defining an overall vertical height and an overall lateral width extending from a first side edge of the tractor blade moldboard to a second side edge of the tractor blade moldboard; a supplemental blade mounting section extending laterally beyond the first side edge of the tractor blade moldboard, the supplemental blade mounting section defining a forward facing mounting surface being configured to seatingly engage the rearward facing mounting surface of the supplemental blade across a forward facing mounting surface height of at least approximately one-half the overall vertical height of the tractor blade moldboard and across a forward facing mounting surface width of at least approximately one-quarter the overall lateral width of the tractor blade moldboard, wherein the supplemental blade mounting section is configured to hold the first side edge of the tractor moldboard in direct contact along the length of a side edge of a moldboard of a supplemental blade; and a machine mounting bracket disposed on a back surface of the tractor blade.