Patents by Inventor Thomas Zehetbauer

Thomas Zehetbauer 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).

  • Patent number: 11156189
    Abstract: The invention relates to a metering valve (1) for a gaseous medium, in particular for a gaseous fuel, comprising a preferably planar valve seat element (2) having at least one flow-through opening (3) for the gaseous medium, a closing element (4) movable in a stroke-like manner and interacting in a sealing manner with the valve seat element (2) in order to release and close the at least one flow-through opening (3), and a corrugated or folding bellows (5) connected to the closing element (4) for delimiting a compensation space (6), which is connected to a pressure space (8) via a recess (7) formed in the closing element (4) so that the same gas pressure prevails in both spaces (6, 8) irrespective of the switched position of the metering valve (1).
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: October 26, 2021
    Assignee: ROBERT BOSCH GMBH
    Inventors: Andreas Ploeckinger, Bernd Winkler, Thomas Zehetbauer
  • Publication number: 20210088004
    Abstract: The invention relates to a metering valve (1) for a gaseous medium, in particular for a gaseous fuel, comprising a preferably planar valve seat element (2) having at least one flow-through opening (3) for the gaseous medium, a closing element (4) movable in a stroke-like manner and interacting in a sealing manner with the valve seat element (2) in order to release and close the at least one flow-through opening (3), and a corrugated or folding bellows (5) connected to the closing element (4) for delimiting a compensation space (6), which is connected to a pressure space (8) via a recess (7) formed in the closing element (4) so that the same gas pressure prevails in both spaces (6, 8) irrespective of the switched position of the metering valve (1).
    Type: Application
    Filed: July 18, 2018
    Publication date: March 25, 2021
    Inventors: Andreas Ploeckinger, Bernd Winkler, Thomas Zehetbauer