Patents by Inventor Mario J. C. Barker

Mario J. C. Barker 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).

  • Device to remove particles from a gas stream
    Patent number: 9289709
    Abstract: A device to separate particles from a gas stream. The device may be a vacuum cleaner (10) or an industrial dust extraction device. The vacuum cleaner (10) includes a rotor assembly (20) to which the gas stream is delivered, the rotor assembly (20) having a plurality of gates (42) that collect dust and open to deliver dust to an outlet chamber (23). The gates (42) include one or more gates (42) that may include a resilient deflectable flange that is movable between an open and a closed position to provide for passage of the dust to the chamber (23).
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: March 22, 2016
    Assignees: Insite Products PTY Limited
    Inventor: Mario J. C. Barker
  • DEVICE TO REMOVE PARTICLES FROM A GAS STREAM
    Publication number: 20130219843
    Abstract: A device to separate particles from a gas stream. The device may be a vacuum cleaner (10) or an industrial dust extraction device. The vacuum cleaner (10) includes a rotor assembly (20) to which the gas stream is delivered, the rotor assembly (20) having a plurality of gates (42) that collect dust and open to deliver dust to an outlet chamber (23). The gates (42) include Cone or more gates (42) that may include a resilient deflectable flange that is movable between an open and a closed position to provide for passage of the dust to the chamber (23).
    Type: Application
    Filed: August 23, 2011
    Publication date: August 29, 2013
    Applicant: TECHTRONIC FLOOR CARE TECHNOLOGY LIMITED
    Inventor: Mario J. C. Barker