Patents by Inventor Gerhard Kiermaier

Gerhard Kiermaier 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).

  • Venting device for vehicle fuel tanks
    Patent number: 5740842
    Abstract: A fuel tank arrangement for a motor vehicle. The arrangement includes a fuel tank containing fuel therein and having a gas space disposed above the fuel, and a venting device connected to the fuel tank. The venting device includes an activated charcoal filter and a venting conduit connecting the gas space to the activated charcoal filter for establishing gas communication therebetween. A stop valve is disposed in the venting conduit and is adapted to open gas communication between the gas space and the activated charcoal filter during refueling. Moreover, a fuel separator is disposed in the venting conduit for separating fuel from a gas flow through the venting conduit thereby yielding separated fuel.
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: April 21, 1998
    Assignees: Walter Alfmeier GmbH + Co. Prazisions-Baugruppenelemente, Mercedes Benz AG
    Inventors: Josef Maier, Dieter Simon, Wolfgang Liebhart, Thomas Theuer, Klaus Muller, Rolf Walter, Dieter Scheurenbrandt, Manfred Weil, Wolfgang Freiwald, Gerhard Kiermaier