Patents by Inventor William Edward Eberhardt

William Edward Eberhardt 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).

  • Method of measuring the weight of bulk liquid material within a trailer
    Patent number: 7285735
    Abstract: Method of measuring the weight of bulk liquid material within a container of a tractor-trailer combination in which air bag pressure of a pneumatic suspension system is sensed and correlated with the weight of the bulk liquid material within the container. In accordance with the method, the tractor engine is turned off and supplemental pressurized air is introduced into a pneumatic circuit feeding compressed air to the air bags and while not applying the brakes of the trailer.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: October 23, 2007
    Assignee: Praxair Technology, Inc.
    Inventors: Kenny Jay Elliott, William Edward Eberhardt