Patents by Inventor Christiaan A. C. Lippons

Christiaan A. C. Lippons 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).

  • Ball hitch for an implement drawbar of an agricultural vehicle
    Patent number: 6959942
    Abstract: A ball hitch is disclosed for connecting a drawbar of an agricultural vehicle to a coupling pin of a trailer. The ball hitch comprises a ball element having a part-spherical outer surface and a cylindrical bore for receiving the coupling pin of the trailer. The socket element is constructed as a sleeve that is removably mountable in the drawbar and has a part-spherical inner surface within which the ball element is received to allow the coupling pin to swivel about mutually orthogonal axes relative to the drawbar.
    Type: Grant
    Filed: October 21, 2003
    Date of Patent: November 1, 2005
    Assignee: CNH America LLC
    Inventor: Christiaan A. C. Lippons