Patents by Inventor Michael Shawn Ardito

Michael Shawn Ardito 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).

  • Filter shaker assembly for sweeping machine
    Patent number: 8256061
    Abstract: A filter shaking assembly for a floor surface maintenance machine including a filter assembly in fluid communication with the debris hopper and having a cylindrical filter held against a shaker plate. The shaker plate is vibrated by a shaker motor at least partially positioned within an interior of the filter and eccentric mass to remove an accumulation of debris from the surface of the filter. The eccentric mass may include two eccentric masses positioned on a common shaft of the shaker motor.
    Type: Grant
    Filed: March 2, 2009
    Date of Patent: September 4, 2012
    Assignee: Tennant Company
    Inventors: Michael Stewart Wilmo, Michael Thomas Basham, Michael Shawn Ardito, Richard W. Wellens
  • Filter Shaker Assembly for Sweeping Machine
    Publication number: 20090217479
    Abstract: A filter shaking assembly for a floor surface maintenance machine including a filter assembly in fluid communication with the debris hopper and having a cylindrical filter held against a shaker plate. The shaker plate is vibrated by a shaker motor at least partially positioned within an interior of the filter and eccentric mass to remove an accumulation of debris from the surface of the filter. The eccentric mass may include two eccentric masses positioned on a common shaft of the shaker motor.
    Type: Application
    Filed: March 2, 2009
    Publication date: September 3, 2009
    Applicant: TENNANT COMPANY
    Inventors: Michael Stewart Wilmo, Michael Thomas Basham, Michael Shawn Ardito, Richard W. Wellens