Patents by Inventor Joe L. Cox

Joe L. Cox 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: 3937338
    Abstract: A multi-purpose vehicle for transporting material in bulk form such as trash, waste, and rubble or in packaged form such as, boxes, containers, pallet loads, and the like. An elongated walled vehicle body having a floor, an anti-friction surface on the floor, and twin side by side endless belts of reinforced neoprene, each having a top lay movable under load along said anti-friction surface and a bottom lay extending beneath the floor in engagement with a plurality of drive rollers. The drive rollers include two horizontally spaced rollers and a third roller spaced below and between the two rollers, the horizontally spaced rollers being spaced apart less than the diameter of the third roller therebeneath. A motor means carried beneath the floor drives through a common drive portion the set of three drive rollers for each belt.
    Type: Grant
    Filed: June 25, 1973
    Date of Patent: February 10, 1976
    Inventor: Joe L. Cox