Patents by Inventor Otto D. Dunnebacke

Otto D. Dunnebacke 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).

  • Line cutter with edging attachment
    Patent number: 4756148
    Abstract: A flexible nonmetallic line trimmer for cutting vegetation has a wheel support for edging operations. The trimmer has a safety guard that extends around the rearward portion of a motor housing. A sliding bracket is mounted to the safety guard. A wheel is mounted on the forward end of the sliding bracket. The bracket will slide between a retracted position with the wheel to one side of the housing to an extended position with the wheel in front of the housing to support the cutter.
    Type: Grant
    Filed: August 1, 1986
    Date of Patent: July 12, 1988
    Assignee: Nylon Line Cutters (Pty.) Ltd.
    Inventors: John F. Gander, Otto D. Dunnebacke, Michael A. Helmig