Patents by Inventor Karl-Heinz Steck

Karl-Heinz Steck 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).

  • Tool for dressing pulpstones
    Patent number: 6807960
    Abstract: A burr is provided for dressing a grinding tool, such as the grinding surface of a pulpstone grinding tool used for mechanical preparation of wood pulp. The burr includes a cylindrical body portion, a plurality of teeth disposed on and protruding outward from the outer surface thereof, and at least one annular channel formed in the outer surface thereof. The burr may provide for a more uniform dress pattern in a grinding surface of a pulpstone grinding tool to provide improved consistency and quality of wood pulp produced thereby.
    Type: Grant
    Filed: January 31, 2002
    Date of Patent: October 26, 2004
    Inventor: Karl-Heinz Steck
  • Tool for dressing pulpstones
    Publication number: 20030145842
    Abstract: A burr is provided for dressing a grinding tool, such as the grinding surface of a pulpstone grinding tool used for mechanical preparation of wood pulp. The burr includes a cylindrical body portion, a plurality of teeth disposed on and protruding outward from the outer surface thereof, and at least one annular channel formed in the outer surface thereof. The burr may provide for a more uniform dress pattern in a grinding surface of a pulpstone grinding tool to provide improved consistency and quality of wood pulp produced thereby.
    Type: Application
    Filed: January 31, 2002
    Publication date: August 7, 2003
    Inventor: Karl-Heinz Steck