Patents by Inventor Ruben Duhme

Ruben Duhme 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).

  • Roller cutter arrangement and cutting wheel equipped with said roller cutter arrangement
    Patent number: 9732613
    Abstract: A roller cutter arrangement for a cutting wheel of a tunnel boring machine, including an interchangeable cup, a bearing block which is supported in the interchangeable cup in such a way that it is displaceable along a displacement axis, and a cutting roller unit having at least one cutting roller, which is rotatably supported in the bearing block and which acts along a working axis. The working axis is angled with respect to the displacement axis, so that cutting rollers of the cutting roller units may be situated in close proximity to one another, in particular in the central area of the cutting wheel.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: August 15, 2017
    Assignee: HERRENKNECHT AKTIENGESELLSCHAFT
    Inventors: Ruben Duhme, Thomas Edelmann, Zheng Gang Wang