Patents Assigned to Savannah Smooth Roads, LLC
  • Patent number: 6615929
    Abstract: A method and apparatus for high speed grading a road in a single pass. The grader including a frame supported above a surface. At least one blade is pivotally fixed to the frame, and is positionable to engage the surface. A first biasing mechanism biases the blade toward a forward position. At least one leveling board is pivotally fixed to the frame, and is positionable to engage the surface rearwardly of the blade. A second biasing mechanism biases the leveling board toward a forward position. A packing mechanism is fixed rearwardly of the leveling board, and is positionable to engage the surface.
    Type: Grant
    Filed: March 20, 2001
    Date of Patent: September 9, 2003
    Assignee: Savannah Smooth Roads, LLC
    Inventor: David W. Heckendorf