Patents by Inventor Dieter Troendle

Dieter Troendle 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).

  • Machine tool, in particular hand-held machine tool
    Patent number: 9327377
    Abstract: A machine tool, for example a hand-held belt grinder, is subjected to high frequencies outside a working plane between an abrasive belt and a workpiece. In particular, the machine tool is subject to high frequencies in a free-running region of the belt, of an excitation actuator, in particular by a piezo element.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: May 3, 2016
    Assignee: Robert Bosch GmbH
    Inventors: Peter Keller-Sornig, Georg Hejtmann, Aldo Di Nicolantonio, Stefano Delfini, Ralf Materna, Adrian Schoch, Dieter Troendle