Patents by Inventor Roland Gruner

Roland Gruner 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).

  • Air nozzle
    Patent number: 5820457
    Abstract: An air nozzle has an air nozzle body and a lamella arrangement for directing the air flow exiting from the air nozzle. The lamella arrangement includes first lamellas connected to the air nozzle body so as to be pivotable about parallel-extending first pivot axes. A roller is fastened within the air nozzle body so as to be pivotable about a second pivot axis. The roller has second lamellas positioned slantedly to the second pivot axis. The second pivot axis and the first pivot axes extend parallel to one another.
    Type: Grant
    Filed: January 3, 1997
    Date of Patent: October 13, 1998
    Assignee: Aurora Konrad G. Schulz GmbH & Co.
    Inventors: Alfred Kern, Wolfgang Knuhl, Roland Gruner