Patents by Inventor Hans-Dieter Dörflinger

Hans-Dieter Dörflinger 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).

  • Method and apparatus for directly or indirectly applying a liquid or pasty application medium to one or both sides of a continuous surface
    Patent number: 6494954
    Abstract: The invention relates to a method for directly or indirectly applying a liquid or pasty application medium (2) onto one or both sides of a continuous surface (4), wherein the application medium (2) is applied to the surface (4) in a plurality of single application regions by means of a plurality of single application nozzles (12) spaced apart from one another side by side and/or in succession in the direction of width (B) and/or longitudinal direction of the surface (4) and clearly distanced (D) from the surface (4), the application medium (2) emerging from each of these nozzles, wherein adjacent single application regions each intersect (U) at least in part in their respective edge regions, causing a layer of application medium to be produced across substantially the entire width (B) of the surface (4) to be coated. The invention also relates to an apparatus for performing this method.
    Type: Grant
    Filed: May 15, 2000
    Date of Patent: December 17, 2002
    Assignee: Voith Sulzer Papiermaschinen GmbH
    Inventors: Richard Bernert, Rüdiger Kurtz, Martin Kustermann, Bernhard Kohl, Hans-Dieter Dörflinger, Benjamin Mendez-Gallon
  • Method of applying a coating medium on a traveling fiber material web
    Patent number: 6410100
    Abstract: The invention relates to a method for directly or indirectly applying a liquid or pasty application medium (2) onto one or both sides of a continuous surface (4), wherein the application medium (2) is applied to the surface (4) in a plurality of single application regions by means of a plurality of single application nozzles (12) spaced apart from one another side by side and/or in succession in the direction of width (B) and/or longitudinal direction of the surface (4) and clearly distanced (D) from the surface (4), the application medium (2) emerging from each of these nozzles, wherein adjacent single application regions each intersect (U) at least in part in their respective edge regions, causing a layer of application medium to be produced across substantially the entire width (B) of the surface (4) to be coated. The invention also relates to an apparatus for performing this method.
    Type: Grant
    Filed: May 15, 2000
    Date of Patent: June 25, 2002
    Assignee: Voith Sulzer Papiermaschinen GmbH
    Inventors: Richard Bernert, Rüdiger Kurtz, Martin Kustermann, Bernhard Kohl, Hans-Dieter Dörflinger, Benjamin Mendez-Gallon