Patents by Inventor Randal L. Best

Randal L. Best has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Curb forming apparatus
    Patent number: 6508606
    Abstract: An apparatus for continuously shaping and extruding a longitudinally extending curb of moldable material. The device provides a self-contained and self-powered platform for modular curb forming inserts of multiple disciplines including auger extrusion and vibratory slip form. Moldable material is supplied to a feed hopper for the modular auger/slip form inserts that creates and dispenses a shaped curb bed. Leveling sensors and guides compensate for irregular surface gradients maintaining the orientation of the formed curb shape.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: January 21, 2003
    Assignee: Miller Spreader Company
    Inventors: W. Thomas James, III, Randal L. Best, James B. Rochette