Patents by Inventor Siegwart Kraatz

Siegwart Kraatz 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).

  • Device for mowing plants
    Patent number: 7231756
    Abstract: A device for mowing plants has a frame, deflection rollers connected to the frame, and a circulating endless cutting belt provided with cutting teeth and guided about the cutting belt. A lower guide rail is connected to the frame for guiding the cutting belt. Guide brackets are connected to the lower guide rail for securing the cutting belt on the lower guide rail. Holding-down elements are connected to the lower guide rail, wherein the guide brackets have a stop edge and wherein the holding-down elements prevent the cutting belt from lifting off the lower guide rail.
    Type: Grant
    Filed: May 27, 2003
    Date of Patent: June 19, 2007
    Assignee: Maschinenfabrik Bernard Krone GmbH
    Inventors: Detlef Ehlert, Siegwart Kraatz
  • Device for mowing plants
    Publication number: 20060123762
    Abstract: A device for mowing plants has a frame, deflection rollers connected to the frame, and a circulating endless cutting belt provided with cutting teeth and guided about the cutting belt. A lower guide rail is connected to the frame for guiding the cutting belt. Guide brackets are connected to the lower guide rail for securing the cutting belt on the lower guide rail. Holding-down elements are connected to the lower guide rail, wherein the guide brackets have a stop edge and wherein the holding-down elements prevent the cutting belt from lifting off the lower guide rail.
    Type: Application
    Filed: May 27, 2003
    Publication date: June 15, 2006
    Applicant: MASCHINENFABRIK BERNARD KRONE GMbH
    Inventors: Detlef Ehlert, Siegwart Kraatz