Patents by Inventor Charles MacNeill

Charles MacNeill 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).

  • Fine media mill with improved disc
    Publication number: 20050011976
    Abstract: An agitator with a rotatable axial shaft with a plurality of grinding discs connected generally perpendicular to the shaft is provided having at least one grinding disc with an axially extending pin spaced radially outwardly from the shaft and radially inwardly from a peripheral edge of the disc. The pin is aligned with a smooth surface on a next adjacent disc.
    Type: Application
    Filed: August 9, 2004
    Publication date: January 20, 2005
    Inventors: John Sneeringer, Charles MacNeill
  • Fine media mill with improved disc
    Publication number: 20030209618
    Abstract: An agitator (10) with a rotatable axial shaft (24) with a plurality of grinding discs (22) connected generally perpendicular to the shaft (24) is provided having at least one grinding disc (22) with an axially extending pin (32) spaced radially outwardly from the shaft (24) and radially inwardly from a peripheral edge of the disc (22). The pin (32) is aligned with a smooth surface on a next adjacent disc (22).
    Type: Application
    Filed: October 3, 2002
    Publication date: November 13, 2003
    Inventors: John R Sneeringer, Charles MacNeill