Patents by Inventor Royd H. Ellis

Royd H. Ellis 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).

  • Patent number: 4360430
    Abstract: Disclosed herein is a spill retrieval mechanism for removing a spilled substance from a liquid surface and placing the substance in a reservoir which includes a trough having a conveyor operatively disposed thereon, a motor system for driving the conveyor, a scoop associated with the trough for directing the liquid and substance to the conveyor, a surface on the conveyor for retaining the spilled substance thereon, and a removal device extending between the conveyor and an associated reservoir to remove the substance from the conveyor and place it into the reservoir. The device also includes structure to alter the angulation of the trough and conveyor to different angles of attack based on the requirements and particular job application.
    Type: Grant
    Filed: May 5, 1981
    Date of Patent: November 23, 1982
    Inventor: Royd H. Ellis