Patents by Inventor Hans-Joachim Boddeker

Hans-Joachim Boddeker 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).

  • Beater bar for rotors of impact mills
    Patent number: 3979078
    Abstract: An elongated bar body has two opposite side faces each provided with a longitudinally extending rib. The ribs are offset from the longitudinal midline of the respective side faces in opposite directions and due to this offsetting each of the side faces has a larger and a smaller face portion. The larger face portions of the side faces overlap one another partially in transverse direction.
    Type: Grant
    Filed: March 14, 1975
    Date of Patent: September 7, 1976
    Assignee: Hazemag Dr. E. Andreas KG
    Inventors: Hans-Joachim Boddeker, Rolf Konig