Patents by Inventor Chad M. Harshbarger

Chad M. Harshbarger 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).

  • Front air spring suspension with anti-dive and anti-roll properties
    Patent number: 6394474
    Abstract: A suspension system for the steering axle of a vehicle chassis includes a right side air spring and a left side air spring. In the preferred embodiment leading rigid arms link each end of the steering axle to a pivoting mount on the chassis and transmits brake reaction torque as a lifting force to the chassis. Spring half leaf trailing links connect each end of the steering axle to the chassis, rigid leading arms provide anti-roll capacity as well as help in locating and stabilizing axle position.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: May 28, 2002
    Assignee: International Truck Intellectual Property Company, L.L.C.
    Inventors: Derek K. Warinner, Justin W. Vig, Chad M. Harshbarger