Patents by Inventor Robert L. Clune

Robert L. Clune 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: 5421535
    Abstract: A method and apparatus for automatically winding ribbons of edge trim metallic scrap into a compact ball generated by a side trimming machine including a scrap collection pit located behind the side trimming machine, a conveyor system for transporting the metallic scrap from the collection pit to a winding machine having a tapered mandrel around which the metallic scrap is wound. The scrap winding machine further includes an ironing roll which compacts the metallic scrap as it is wound and a ball ejection means which removes the compacted ball from the winding machine. The conveyor system includes a first sheave and cable system located in the collection pit and a second sheave and cable system extending at an incline from the pit to the winding machine. The sheave and cable systems include a plurality of spring loaded drag hooks for engaging the metallic scrap. The winding machine further includes a parting shear located on an edge of a trailing door which severs the ribbon as the trailing door is closed.
    Type: Grant
    Filed: March 8, 1993
    Date of Patent: June 6, 1995
    Assignee: Stamco Division, Monarch Machine Tool Co.
    Inventors: Dave P. Hemmert, Robert L. Clune