Patents by Inventor Manfred Heimbach

Manfred Heimbach 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).

  • Trailer coupling with force sensing means
    Patent number: 5060965
    Abstract: A trailer coupling including an intermediate unit to be inserted between a standard-type connecting coupling and a trailing vehicle and having integrated therein a force measuring cell for determining vertical forces. Furthermore, horizontal pushing and pulling forces may be determined by integrating at least one force measuring cell acting in horizontal direction. The fifth wheel coupling of semi-trailers may have integrated force measuring cells measuring forces acting in vertical, longitudinal, horizontal and/or lateral horizontal directions.
    Type: Grant
    Filed: October 24, 1990
    Date of Patent: October 29, 1991
    Assignee: Pfister GmbH
    Inventors: Hans W. Haefner, Manfred Heimbach