Patents by Inventor Karlheinz Grouls

Karlheinz Grouls 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).

  • Workpiece holder for a machining apparatus and a corresponding cross-cut machine
    Patent number: 6638150
    Abstract: For retrofitting conventional machining apparatuses, in particular cross-cut machines, with a workpiece holder, the invention proposes a workpiece holder with at least one continuous clamping chain that is provided on one side with a plurality of clamping jaws.
    Type: Grant
    Filed: July 5, 2001
    Date of Patent: October 28, 2003
    Assignee: Schumag AG
    Inventors: Erich Walczak, Dirk Hessberger, Karlheinz Grouls
  • Workpiece holder for a machining apparatus and a corresponding cross-cut machine
    Publication number: 20020028642
    Abstract: For retrofitting conventional machining apparatuses, in particular cross-cut machines, with a workpiece holder, the invention proposes a workpiece holder with at least one continuous clamping chain that is provided on one side with a plurality of clamping jaws.
    Type: Application
    Filed: July 5, 2001
    Publication date: March 7, 2002
    Inventors: Erich Walczak, Dirk Hessberger, Karlheinz Grouls