Patents by Inventor Angela Fröhlich

Angela Fröhlich 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).

  • Extruded tube welded vessel liner with injection molded end caps
    Patent number: 9074685
    Abstract: A pressure vessel for storing a fluid is disclosed. The pressure vessel includes a vessel liner forming a hollow tube and including a plurality of layers with an aperture formed therein, wherein at least one of the layers is a barrier layer and an end cap coupled to the vessel liner, wherein the end cap has a plurality of layers, and wherein at least one of the layers of the end cap is a barrier layer.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: July 7, 2015
    Assignee: GM Global Technology Operations LLC
    Inventors: Ludger Strack, Markus Lindner, Holger Guckes, Angela Fröhlich
  • Pressure vessel including ceramifying polymer for improved heat resistance
    Patent number: 8453869
    Abstract: A vessel for holding a pressurized fluid is disclosed, the vessel having a hollow inner shell formed from a moldable material and forming a cavity therein, an intermediate shell formed over the inner vessel, and an outer shell formed over said intermediate shell, said outer shell having a ceramic layer formed on an outer surface thereof.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: June 4, 2013
    Assignee: GM Global Technology Operations LLC
    Inventors: Patrick Breuer, Markus Lindner, Angela Fröhlich, Martin Brügelmann
  • EXTRUDED TUBE WELDED VESSEL LINER WITH INJECTION MOLDED END CAPS
    Publication number: 20110210127
    Abstract: A pressure vessel for storing a fluid is disclosed. The pressure vessel includes a vessel liner forming a hollow tube and including a plurality of layers with an aperture formed therein, wherein at least one of the layers is a barrier layer and an end cap coupled to the vessel liner, wherein the end cap has a plurality of layers, and wherein at least one of the layers of the end cap is a barrier layer.
    Type: Application
    Filed: February 26, 2010
    Publication date: September 1, 2011
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Ludger Strack, Markus Lindner, Holger Guckes, Angela Fröhlich
  • PRESSURE VESSEL INCLUDING CERAMIFYING POLYMER FOR IMPROVED HEAT RESISTANCE
    Publication number: 20110204063
    Abstract: A vessel for holding a pressurized fluid is disclosed, the vessel having a hollow inner shell formed from a moldable material and forming a cavity therein, an intermediate shell formed over the inner vessel, and an outer shell formed over said intermediate shell, said outer shell having a ceramic layer formed on an outer surface thereof.
    Type: Application
    Filed: February 19, 2010
    Publication date: August 25, 2011
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Patrick Breuer, Markus Lindner, Angela Fröhlich, Martin Brügelmann