Patents Assigned to Morton E. Gray
  • 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