Patents by Inventor Jürgen Tomaszewski

Jürgen Tomaszewski 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).

  • Hinge assembly for vehicle tracks and the like
    Patent number: 6450594
    Abstract: A hinge assembly for a vehicle track, conveyor chain or the like has at least one bearing lacquer coated onto at least one of the mutually contacting surfaces of the pin or bushing and having a binder or carrier of the polyamide/polyimide type or of a molecular structure with alternating amide and imide monomers. A filler of molybdenum disulfide, molybdenum oxides and/or hydroxides and graphite is provided in the carrier or binder. Other lubrication is not required and the bearing lacquer has a long life.
    Type: Grant
    Filed: June 28, 2000
    Date of Patent: September 17, 2002
    Assignee: Intertractor GmbH
    Inventors: Michael Ketting, Mathias Woydt, Jürgen Tomaszewski, Christoph Pietzsch