Patents by Inventor Christian Arns

Christian Arns 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).

  • Compressible filter element having end caps inclined to one another
    Patent number: 8157883
    Abstract: A filter element, comprising a first component, a second component, and a filter medium, which is situated between the components, the components being spaced apart by the filter medium, the components and the filter medium delimiting a permeable volume, and the filter medium implementing a wall surface, through which a fluid may pass for filtering, is characterized in regard to the object of designing and refining a filter element in such a way that it may be used in tight installation spaces in that the components are oriented inclined to one another or have surfaces inclined to one another.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: April 17, 2012
    Assignee: Carl Freudenberg KG
    Inventors: Uwe Felber, Ulrich Stahl, Claudio Marin, Christian Arns
  • COMPRESSIBLE FILTER ELEMENT HAVING END CAPS INCLINED TO ONE ANOTHER
    Publication number: 20090313960
    Abstract: A filter element, comprising a first component, a second component, and a filter medium, which is situated between the components, the components being spaced apart by the filter medium, the components and the filter medium delimiting a permeable volume, and the filter medium implementing a wall surface, through which a fluid may pass for filtering, is characterized in regard to the object of designing and refining a filter element in such a way that it may be used in tight installation spaces in that the components are oriented inclined to one another or have surfaces inclined to one another.
    Type: Application
    Filed: June 9, 2009
    Publication date: December 24, 2009
    Applicants: CARL FREUDENBERG KG, MONTAPLAST GMBH
    Inventors: Uwe Felber, Ulrich Stahl, Claudio Marin, Christian Arns