Patents by Inventor Marcus Treppschuh

Marcus Treppschuh 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).

  • Coating powder sieving device
    Patent number: 7802687
    Abstract: The invention relates to a coating powder sieving device, specifically for a powder paint coating installation, having a screen surface for sieving a coating powder. The screen surface is angular. An ultrasonic probe excites vibrations in the screen surface wherein the vibrations in the screen surface occur substantially in a direction perpendicular to the screen surface. A powder fluidization hopper incorporating the coating powder sieving device and a powder coating installation including plural powder fluidization hoppers are also disclosed.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: September 28, 2010
    Assignee: Durr Systems Inc.
    Inventors: Hans-Georg Fritz, Marcus Treppschuh
  • Coating powder sieving device
    Publication number: 20060266284
    Abstract: The invention relates to a coating powder sieving device, specifically for a powder paint coating installation, having a screen surface for sieving a coating powder. The screen surface is angular. An ultrasonic probe excites vibrations in the screen surface wherein the vibrations in the screen surface occur substantially in a direction perpendicular to the screen surface. A powder fluidization hopper incorporating the coating powder sieving device and a powder coating installation including plural powder fluidization hoppers are also disclosed.
    Type: Application
    Filed: May 31, 2006
    Publication date: November 30, 2006
    Applicant: DURR SYSTEMS, INC.
    Inventors: Hans-Georg Fritz, Marcus Treppschuh