Patents by Inventor Helmut Schirmacher

Helmut Schirmacher 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).

  • Cutting apparatus
    Patent number: 6598506
    Abstract: A monitoring device for the spacing between the knives is provided in a rotation cutting apparatus having a rotation cutting knife and a counter-knife which partly overlap in the cutting region and form a cutting gap.
    Type: Grant
    Filed: July 31, 2001
    Date of Patent: July 29, 2003
    Assignee: Gämmerler AG
    Inventors: Gunter Gämmerler, Ralf Elvert, Helmut Schirmacher
  • Cutting apparatus
    Publication number: 20020017174
    Abstract: A monitoring device for the spacing between the knives is provided in a rotation cutting apparatus having a rotation cutting knife and a counter-knife which partly overlap in the cutting region and form a cutting gap.
    Type: Application
    Filed: July 31, 2001
    Publication date: February 14, 2002
    Applicant: Gammerler AG
    Inventors: Gunter Gammerler, Ralf Elvert, Helmut Schirmacher