Patents by Inventor Stephan N. A. Ohrgard

Stephan N. A. Ohrgard 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).

  • Apparatus for matching the brake pressure of vehicle combinations to the actual load
    Patent number: 4763958
    Abstract: Apparatus for matching the brake pressure of vehicle combinations to the actual load comprising tranducers (36, 41) for adjusting the brake pressure of the units (10, 13) included in the vehicle combination, in dependence on pulling and pushing, respectively, of a coupling between the tractor vehicle and the trailer vehicle and in dependence on the loading of the vehicles.
    Type: Grant
    Filed: June 16, 1986
    Date of Patent: August 16, 1988
    Assignee: VBG Produkter AB
    Inventor: Stephan N. A. Ohrgard