Patents by Inventor Robert H. Wray

Robert H. Wray 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).

  • Loading ramp and door for a storage vehicle
    Patent number: 9764673
    Abstract: A loading ramp for a vehicle having a storage area is disclosed, wherein the loading ramp may also serve as a substantially weather tight door for the storage area. The loading ramp comprises a frame structure attached to the vehicle by angled extension members that allow the bottom of the frame to extend below the floor of the storage area. The loading ramp is pivotally attached to the frame. A dovetail structure is built onto the angled extension members, the dovetail being angled to match the angle of the ramp. A hydraulic cylinder and automatic control system is also provided to assist in raising and lowering the ramp.
    Type: Grant
    Filed: October 17, 2011
    Date of Patent: September 19, 2017
    Inventors: Anthony C. Bass, Robert H. Wray
  • Loading Ramp and Door for a Storage Vehcile
    Publication number: 20120213621
    Abstract: A loading ramp for a vehicle having a storage area is disclosed, wherein the loading ramp may also serve as a substantially weather tight door for the storage area. The loading ramp comprises a frame structure attached to the vehicle by angled extension members that allow the bottom of the frame to extend below the floor of the storage area. The loading ramp is pivotally attached to the frame. A dovetail structure is built onto the angled extension members, the dovetail being angled to match the angle of the ramp. A hydraulic cylinder and automatic control system is also provided to assist in raising and lowering the ramp.
    Type: Application
    Filed: October 17, 2011
    Publication date: August 23, 2012
    Applicant: SUPER LAWN TRUCK, INC.
    Inventors: Anthony C. Bass, Robert H. Wray