Patents Assigned to Prince Albert Pulpwood Ltd.
  • Patent number: 4270586
    Abstract: This invention is directed to a method and apparatus for continuously felling trees to be used ultimately for lumber, pulp wood, and the like. The method comprises moving a tree cutting means through a stand of trees in such a manner that the trees will fall in a rearwardly direction relative to the direction of travel of the tree cutting means through the stand of trees. The apparatus comprises a tree cutting means and a means such as a power wagon for moving the cutting means through the stand of trees at a rate whereby the trees topple in the desired substantially parallel pattern.
    Type: Grant
    Filed: March 22, 1977
    Date of Patent: June 2, 1981
    Assignee: Prince Albert Pulpwood Ltd.
    Inventors: Bruce Hyde, Wayne Tyndall