Patents by Inventor Thomas Alan Eggers

Thomas Alan Eggers 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).

  • Feed rollers for chipper
    Patent number: 5692549
    Abstract: A chipper for chipping wood material has first and second feed rollers at an inlet. The first and second feed rollers are secured to a frame of the chipper with the axes of the feed rollers being parallel and spaced apart. The first and second feed rollers are free to move in a direction generally transverse to the axes. The feed rollers are biased toward one another. A motor drives at least one of the feed rollers to rotate the feed roller about its axis of rotation.
    Type: Grant
    Filed: May 17, 1996
    Date of Patent: December 2, 1997
    Assignee: Vermeer Manufacturing Company
    Inventor: Thomas Alan Eggers
  • Wood chipper
    Patent number: 5692548
    Abstract: A drum chipper for chipping wood material includes a chipping drum having a blade mounted at an opening formed through a circumferential surface of the drum. The drum includes an internal conical surface positioned for a chip to flow radially inwardly from the blade towards the conical surface and outwardly through an axial face of the drum.
    Type: Grant
    Filed: May 17, 1996
    Date of Patent: December 2, 1997
    Assignee: Vermeer Manufacturing Company
    Inventors: John Tibbe Breimer Bouwers, Thomas Alan Eggers