Patent ID: 7287344
Filing Date: 2007-10-30
Classification: E02F

Abstract:
1. An apparatus for attachment to landscaping equipment, the apparatus comprised of: A substantially unitary elongate plate having a first longitudinal edge, a second opposite longitudinal edge that is not coplanar with the first longitudinal edge, and a middle plate portion disposed between the first longitudinal edge and the second opposite longitudinal edge; wherein wherein each tooth provided on the first longitudinal edge has a base portion adjacent the first longitudinal edge and a terminal point portion opposite the base portion, the base portion having a width that is greater than the width of the tooth at the terminal point portion, and wherein each tooth provided on the second opposite longitudinal edge has a second base portion adjacent the second longitudinal edge and a second terminal point portion opposite the second base portion, the second base portion having a width that is approximately the same as the width of the tooth at the second terminal point portion.