Patents by Inventor Walter Froehlich

Walter Froehlich 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: 8261722
    Abstract: A delivery unit for delivering fuel from a fuel reservoir to an internal combustion engine of a motor vehicle. The delivery unit includes a fuel pump arranged in a swirl pot, a fuel filter arranged downstream of the fuel pump, and a valve arranged in the swirl pot. The valve is arranged downstream of the fuel filter and in a zone of the swirl pot that is continuously filled with fuel.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: September 11, 2012
    Assignee: Continental Automotive GmbH
    Inventors: Walter Froehlich, Günter Rauchhaus, Thomas Sippel
  • Patent number: 7819108
    Abstract: The invention relates to a delivery unit for delivering fuel from a fuel reservoir (2) to an internal combustion engine of a motor vehicle. Said delivery unit comprises a fuel pump which is arranged in a swirl pot (4), and a flange (3) which closes an opening (5) of the fuel reservoir, the swirl pot being connected to the flange via at least two supporting elements (6). The supporting elements consist of a fuel-resistant plastic material.
    Type: Grant
    Filed: January 30, 2008
    Date of Patent: October 26, 2010
    Assignee: Continental Automotive GmbH
    Inventors: Walter Froehlich, Günter Rauchhaus, Thomas Sippel
  • Publication number: 20100126473
    Abstract: A delivery unit for delivering fuel from a fuel reservoir to an internal combustion engine of a motor vehicle. The delivery unit includes a fuel pump arranged in a swirl pot, a fuel filter arranged downstream of the fuel pump, and a valve arranged in the swirl pot. The valve is arranged downstream of the fuel filter and in a zone of the swirl pot that is continuously filled with fuel.
    Type: Application
    Filed: February 1, 2008
    Publication date: May 27, 2010
    Applicant: Continental Automotive GmbH
    Inventors: Walter Froehlich, Günter Rauchhaus, Thomas Sippel
  • Publication number: 20100006071
    Abstract: A pump unit for pumping fuel from a fuel reservoir to an internal combustion engine of a motor vehicle, including a fuel pump disposed in a swirl pot and has a housing made of metal, and a fuel filter, which is disposed downstream of the fuel pump. The housing of the fuel filter is connected to the housing of the fuel pump in an electrically conductive manner.
    Type: Application
    Filed: January 21, 2008
    Publication date: January 14, 2010
    Inventors: Walter Froehlich, Günter Rauchhaus, Thomas Sippel
  • Publication number: 20090165753
    Abstract: The invention relates to a delivery unit for delivering fuel from a fuel reservoir (2) to an internal combustion engine of a motor vehicle. Said delivery unit comprises a fuel pump which is arranged in a swirl pot (4), and a flange (3) which closes an opening (5) of the fuel reservoir, the swirl pot being connected to the flange via at least two supporting elements (6). The supporting elements consist of a fuel-resistant plastic material.
    Type: Application
    Filed: January 30, 2008
    Publication date: July 2, 2009
    Applicant: Continental Automotive GmbH
    Inventors: Walter Froehlich, Günter Rauchhaus, Thomas Sippel