Patents by Inventor D. Ray Marshall

D. Ray Marshall 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).

  • Dimension checking apparatus for vehicles
    Patent number: 5054207
    Abstract: A mobile vehicle measuring device for the measuring of a vehicle, such as a race car, from certain reference points such as the bottom side of the vehicle instead of the driving surface. The apparatus comprises a level support platform with adjustable wheel plates to center the vehicle, a movable lift gauge rack to provide reference points for various measuring gauges, a vehicle loading device, a vehicle load measuring device and various preset measuring gauges cooperating with the lift gauge rack to check efficiently all pertinent measurements with which the vehicle must comply.
    Type: Grant
    Filed: December 11, 1989
    Date of Patent: October 8, 1991
    Assignee: Race Spec, Inc.
    Inventor: D. Ray Marshall