Patents by Inventor Mitchell James L.

Mitchell James L. 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).

  • Air ride suspension system with rigid bolster beam and slipper load bushing
    Patent number: 5013063
    Abstract: An air ride suspension system for a vehicle comprises a hanger that is suspended from the vehicle chassis, a bolster beam that is pivotally connected with the hanger, a first spring positioned between a first end of a bolster beam and the hanger, a second spring posiitoned between a second end of the bolster beam and the vehicle chassis, where the vertical load borne by the vehicle is transferred through the first and second springs to the bolster beam and the vehicle axle and substantially none of the vertical load is borne by the pivot bushings providing the pivot connection between the hanger and bolster beam.
    Type: Grant
    Filed: July 10, 1989
    Date of Patent: May 7, 1991
    Assignee: Ridewell Corporation
    Inventor: Mitchell James L.