Patents by Inventor Morton E. Gray

Morton E. Gray 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).

  • Dump truck or trailer with pneumatic conveyor
    Patent number: 4247228
    Abstract: A dump truck or trailer for hauling and dumping dry bulk solids conventionally by gravity and also having the capability of conveying the solids upward to a storage facility. The unit includes a container mounted to a frame on wheels. A hydraulic ram tilts the container for dumping through a rear outlet. A pneumatic conveyor is carried by the frame with an intake at the rear of the container. A gate allows the solids to be dumped conventionally by gravity, or to be blown to a storage facility by the pneumatic conveyor.
    Type: Grant
    Filed: April 2, 1979
    Date of Patent: January 27, 1981
    Assignee: Morton E. Gray
    Inventors: Morton E. Gray, Carl E. Green