Patents by Inventor Andreas Jacobs

Andreas Jacobs 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).

  • Axial fan
    Patent number: 5215433
    Abstract: An axial fan has an impeller provided with vanes and mounted in a flow duct. In or on the wall of the duct at least one port is arranged adjacent to the vane tips. The duct side the port is provided with a covering means having passages therethrough.
    Type: Grant
    Filed: May 13, 1992
    Date of Patent: June 1, 1993
    Assignee: Gebhardt Ventilatoren GmbH & Co.
    Inventors: Heinz Weiland, Helmut Fuchs, Ulrich Ackermann, Andreas Jacobs, Joachim Mohr