Patents by Inventor Brad R. Stager

Brad R. Stager 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).

  • Knife supporting structure
    Patent number: 5816301
    Abstract: A cutter head in a chipper that includes a rotatable hub member, and multiple knife assemblies distributed circumferentially about the rotation axis of the hub member. Each knife assembly includes a base member or holder which has multiple knives detachably clamped thereon. A base member is secured to the hub member through a groove provided in one of the members and a flange which is part of the outer member, with the flange seating within the groove.
    Type: Grant
    Filed: April 2, 1998
    Date of Patent: October 6, 1998
    Assignee: Key Knife, Inc.
    Inventor: Brad R. Stager