Patents by Inventor Carl Marschke

Carl Marschke 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).

  • Web Fluting Apparatus and method of Forming Open Core Web Elements
    Publication number: 20080078495
    Abstract: A continuous, fully automated and highly productive system for the production of open core elements utilizes a fluting method and related apparatus effective for providing large pitch flutes for the input webs used in forming the core elements. A wide variety of core elements can be produced for uses ranging from large light weight building panels to small light weight packing elements.
    Type: Application
    Filed: December 6, 2007
    Publication date: April 3, 2008
    Inventors: Carl Marschke, Michael Hladilek, David Flessert
  • Self-valving vacuum distribution for a belt-driven sheet conveyor
    Publication number: 20050156376
    Abstract: A self-valving vacuum distribution system for a belt-driven sheet conveyor utilizes the sheets to automatically open vacuum control valves sequentially in a downstream direction as the sheet is carried on the belts. The system also automatically adjusts for varying sheet widths to automatically apply vacuum holding force only to the belt conveyor area covered by the sheet.
    Type: Application
    Filed: January 19, 2004
    Publication date: July 21, 2005
    Inventors: John Kondratuk, Carl Marschke