Patents by Inventor Marcus N. Sparks

Marcus N. Sparks 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).

  • Apparatus for applying synthetic roving materials and method for controlling the build up of static electricity
    Patent number: 5700111
    Abstract: A cannon (10) for applying synthetic roving materials (12) comprises feeder means (20) for receiving and delivering a plurality of strands of synthetic roving material; a barrel assembly (21) having a discharge opening (46) at one end (42); air chamber assembly (22) interposed between feeder means and the barrel assembly providing air under pressure, the roving material being directed therethrough to combine with the air, whereby the air and the roving material are forcibly expelled from the barrel assembly; a fluid housing (23) around the feeder means and carrying a volume of fluid (93); and means (24) for directing and controlling the passage of the fluid from the fluid housing into the feeder means into contact with the roving material as it passes therethrough.
    Type: Grant
    Filed: January 24, 1996
    Date of Patent: December 23, 1997
    Assignee: Synthetic Industries, Inc.
    Inventors: Randall Eugene Johnson, Marcus N. Sparks