Patents by Inventor Kevin D. Sell

Kevin D. Sell 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).

  • Steerable torsion axle
    Patent number: 4655467
    Abstract: A steerable torsion axle assembly adaptable as a unit to diverse vehicles includes a torsion axle tube member carrying mounting brackets attachable to the main frame of a vehicle. Independently sprung swingable torsion arms secured to square shafts within the tube member carry steerable wheel spindles equipped with steering arms interconnected by a steering linkage which includes a swingable drawbar and a draft tongue. Direct precision steering is enabled in conjunction with a soft quiet ride.
    Type: Grant
    Filed: March 19, 1985
    Date of Patent: April 7, 1987
    Assignee: Airstream, Inc.
    Inventors: James A. Kitzmiller, Kevin D. Sell