Patents by Inventor Wallace Napper

Wallace Napper 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).

  • Patent number: 4588008
    Abstract: Delimbing apparatus is disclosed. The apparatus includes a frame have a platform with a central slot. A lower cutting bar may be retracted into the slot, while an upper cutting bar may be pivoted away from the lower cutting bar. A vehicle may be driven over the platform between the upper and lower cutting bars to position trees for delimbing. The upper and lower cutting bars are then brought together and the trees are pulled and pushed between the two bars to cut all limbs from the trunks. The apparatus is portable and provides for positioning of wheels between transit and operational configurations. Also, outriggers for providing ramp surfaces for the vehicle to climb to move over the platform include anchors which hold the apparatus to the ground during delimbing.
    Type: Grant
    Filed: July 22, 1985
    Date of Patent: May 13, 1986
    Inventor: Wallace Napper