Patents by Inventor Forest M. Shonkwiler

Forest M. Shonkwiler 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).

  • Convertible adjustable bed vehicle
    Patent number: 4348054
    Abstract: An adjustable, tilting vehicle bed which is power actuated and is capable of having its position selectively altered between positions in which it is flat, raised, tilted for dumping a load and tilted to provide a loading ramp.
    Type: Grant
    Filed: July 7, 1980
    Date of Patent: September 7, 1982
    Inventors: Gary L. Shonkwiler, Forest M. Shonkwiler
  • Convertible adjustable tilting bed for vehicles
    Patent number: 4015879
    Abstract: A convertible adjustable tilting bed for vehicles which is operable by power actuated means selectively to and from load-carrying and tilted dumping positions relative to a vehicle frame in one adjustment thereof and selectively to and from load carrying position and a ramp forming position at the rear of a vehicle frame in another adjustment. The adjustments entail selective application of connecting members at two longitudinally spaced positions of the vehicle frame and the bed.
    Type: Grant
    Filed: February 26, 1976
    Date of Patent: April 5, 1977
    Inventor: Forest M. Shonkwiler