Patents by Inventor Charles R. Caudill

Charles R. Caudill 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: 4817639
    Abstract: A tobacco leaf cleaning device for removing foreign particles, such as lint and string, from tobacco leaves as the tobacco moves from one point to another on a conveyor in a processing plant, is in the form of a flexible canvas sheet suspended from a rod parallel to the conveyor and extending downwardly into engagement with the leaves on the conveyor. The lower end of the sheet is slit into a plurality of fingers and the surface which engages the moving leaves has male Velcro fastener material attached to it for engaging and removing the lint and string as the leaves pass beneath the canvas sheet.
    Type: Grant
    Filed: July 14, 1987
    Date of Patent: April 4, 1989
    Inventor: Charles R. Caudill
  • Patent number: 4809716
    Abstract: A tobacco leaf cleaning system for removing foreign particles such as lint and string from tobacco leaves comprises a succession of side-by-side rollers mounted for rotation in the same direction for transfering tobacco leaves supplied thereto from one roller to the next. The surfaces of the rollers have discontinuities on them and each roller is covered with a sheet consisting of a plurality of densely packed resilient hook members. These hook members may be made of the male portion of a Velcro fastener for engaging and retaining lint and foreign particles as tobacco leaves are transferred from one roller to the next. The sheet of resilient hook members is removably mounted on the surface of the roller for replacement when it becomes filled with lint and foreign matter.
    Type: Grant
    Filed: March 31, 1988
    Date of Patent: March 7, 1989
    Inventor: Charles R. Caudill