Patents by Inventor Volker Thorns

Volker Thorns 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).

  • Publication number: 20060196033
    Abstract: In a cold rolling method for producing annular composite workpieces, at least two hollow cylindrical workpieces made of different materials are into one another. The at least two hollow cylindrical workpieces are roll formed by pressing the at least two hollow cylindrical workpieces against each other between two diametrically opposed external roll forming tools and an internal rolling arbor or between two diametrically opposed external roll forming tools and an internal roll forming tool to form a composite workpiece. The composite workpiece is a bearing ring or a gear ring. One of the hollow cylindrical workpieces can be a nonferrous material such as aluminum.
    Type: Application
    Filed: July 8, 2004
    Publication date: September 7, 2006
    Inventors: Thomas Ficker, Andre Hardtmann, Mario Houska, Volker Thorns