Patents by Inventor Ulf-Michael Mex

Ulf-Michael Mex 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).

  • Fuel cell stack
    Patent number: 9406964
    Abstract: A fuel cell stack is formed from a plurality of stacked fuel cell units and at least one stack end element. The stacked fuel cell units being surrounded by a housing. A frame element is situated on the at least one stack end element and the housing on the end-face side. At least one seal is situated at least between the stack end element and the housing in the area of the frame element.
    Type: Grant
    Filed: December 15, 2012
    Date of Patent: August 2, 2016
    Assignee: Daimler AG
    Inventors: Holger Stark, Ulf-Michael Mex
  • Fuel cell stack
    Patent number: 9385394
    Abstract: A fuel cell stack includes a plurality of stacked fuel cell units and at least one stack end element that are clamped a clamping device. The clamped fuel cell units are surrounded by a housing. A circumferential seal, in particular a lip seal, which has recesses for accommodating the clamping device is situated between the housing and the at least one stack end element. The clamping device is electrically insulated at least in the area of the recesses.
    Type: Grant
    Filed: December 15, 2012
    Date of Patent: July 5, 2016
    Assignee: Daimler AG
    Inventors: Matthias Guenthart, Ulf-Michael Mex, Holger Stark, Uwe Werner, Pius Kobler
  • Fuel Cell Stack
    Publication number: 20150010844
    Abstract: A fuel cell stack is formed from a plurality of stacked fuel cell units and at least one stack end element. The stacked fuel cell units being surrounded by a housing. A frame element is situated on the at least one stack end element and the housing on the end-face side. At least one seal is situated at least between the stack end element and the housing in the area of the frame element.
    Type: Application
    Filed: December 15, 2012
    Publication date: January 8, 2015
    Inventors: Holger Stark, Ulf-Michael Mex
  • Fuel Cell Stack
    Publication number: 20140356753
    Abstract: A fuel cell stack includes a plurality of stacked fuel cell units and at least one stack end element that are clamped a clamping device. The clamped fuel cell units are surrounded by a housing. A circumferential seal, in particular a lip seal, which has recesses for accommodating the clamping device is situated between the housing and the at least one stack end element. The clamping device is electrically insulated at least in the area of the recesses.
    Type: Application
    Filed: December 15, 2012
    Publication date: December 4, 2014
    Applicant: Daimler AG
    Inventors: Matthias Guenthart, Ulf-Michael Mex, Holger Stark, Uwe Werner, Pius Kobler
  • Device for Providing Hot Exhaust Gases
    Publication number: 20130029236
    Abstract: A device used to provide hot exhaust gases for driving a turbine. The device includes a burner, the combustion zone of which is directly mounted on or integrated into the gas inlet (turbine housing) of the turbine. The burner is supplied with at least one combustible gas or gas mixture. The combustion zone includes a porous material with a large specific surface area.
    Type: Application
    Filed: December 4, 2010
    Publication date: January 31, 2013
    Applicant: Daimler AG
    Inventors: Holger Stark, Ulf-Michael Mex, Gerhard Konrad, Benjamin Steinhauser, Gert Hinsenkamp