Patents by Inventor Alexander Michael Campbell-Hill

Alexander Michael Campbell-Hill 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: 11963652
    Abstract: A handheld vacuum cleaner includes a dirt separator. The dirt separator includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: April 23, 2024
    Assignee: Dyson Technology Limited
    Inventors: Charles Howard Percy-Raine, Andrew John Isaacs, Alexander Michael Campbell-Hill, Stephen Robert Dimbylow
  • Publication number: 20230337879
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The dirt-laden fluid enters the chamber along a flow axis that intersects the disc.
    Type: Application
    Filed: June 30, 2023
    Publication date: October 26, 2023
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Patent number: 11766157
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The dirt-laden fluid enters the chamber along a flow axis that intersects the disc.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: September 26, 2023
    Assignee: Dyson Technology Limited
    Inventors: Charles Howard Percy-Raine, Andrew John Isaacs, Alexander Michael Campbell-Hill
  • Patent number: 11517166
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The inlet is defined by an end of an inlet duct that extends within the chamber, and a separation distance between the centre of the inlet and the centre of the disc is no greater than the diameter of the inlet.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: December 6, 2022
    Assignee: Dyson Technology Limited
    Inventors: Charles Howard Percy-Raine, Andrew John Isaacs, Alexander Michael Campbell-Hill
  • Patent number: 11297987
    Abstract: A dirt separator includes a separating chamber defined by an outer wall, the separating chamber having a longitudinal axis; an air inlet into the separating chamber; and a shroud comprising a screen through which air is able to flow out of the separation chamber. The shroud further includes a shroud skirt extending about one end of the shroud, the shroud skirt being fixed to the rest of the shroud at a first, fixed edge, and having a second, free edge. The skirt shroud is formed of a deformable material and includes a plurality of ribs formed on a surface of the skirt.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: April 12, 2022
    Assignee: Dyson Technology Limited
    Inventor: Alexander Michael Campbell-Hill
  • Publication number: 20210361134
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The dirt-laden fluid enters the chamber along a flow axis that intersects the disc.
    Type: Application
    Filed: July 27, 2018
    Publication date: November 25, 2021
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Publication number: 20200214521
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The inlet is defined by an end of an inlet duct, and at least a portion of the inlet duct comprising the inlet extends within the chamber along an axis coincident the rotational axis.
    Type: Application
    Filed: July 27, 2018
    Publication date: July 9, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Publication number: 20200214516
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. A wall of the chamber is moveable between an open position and a closed position, and the inlet is defined by an end of an inlet duct attached to and moveable with the wall.
    Type: Application
    Filed: July 27, 2018
    Publication date: July 9, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Publication number: 20200214520
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The disc comprises a perforated region and a non-perforated region. The holes are then formed in the perforated region, and the width of the non-perforated region is no less than the diameter of the inlet.
    Type: Application
    Filed: July 27, 2018
    Publication date: July 9, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Publication number: 20200170466
    Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The inlet is defined by an end of an inlet duct that extends within the chamber, and a separation distance between the centre of the inlet and the centre of the disc is no greater than the diameter of the inlet.
    Type: Application
    Filed: July 27, 2018
    Publication date: June 4, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL
  • Publication number: 20200163507
    Abstract: A handheld vacuum cleaner includes a dirt separator. The dirt separator includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes.
    Type: Application
    Filed: July 27, 2018
    Publication date: May 28, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Andrew John ISAACS, Alexander Michael CAMPBELL-HILL, Stephen Robert DIMBYLOW
  • Publication number: 20200163508
    Abstract: A dirt separator for a vacuum cleaner includes: a chamber within which dirt separated by the dirt separator collects, a duct that extends within the chamber; and a flange that extends outwardly from the duct. The chamber is delimited by a bottom wall and a side wall. The bottom wall is moveable relative to the side wall between an open position and a closed position. The duct is attached to and moveable with the bottom wall, and at least a part of the flange is flexible.
    Type: Application
    Filed: July 27, 2018
    Publication date: May 28, 2020
    Applicant: Dyson Technology Limited
    Inventors: Charles Howard PERCY-RAINE, Alexander Michael CAMPBELL-HILL
  • Publication number: 20190200824
    Abstract: A dirt separator includes a separating chamber defined by an outer wall, the separating chamber having a longitudinal axis; an air inlet into the separating chamber; and a shroud comprising a screen through which air is able to flow out of the separation chamber. The shroud further includes a shroud skirt extending about one end of the shroud, the shroud skirt being fixed to the rest of the shroud at a first, fixed edge, and having a second, free edge. The skirt shroud is formed of a deformable material and includes a plurality of ribs formed on a surface of the skirt.
    Type: Application
    Filed: December 26, 2018
    Publication date: July 4, 2019
    Applicant: Dyson Technology Limited
    Inventor: Alexander Michael CAMPBELL-HILL
  • Publication number: 20190200830
    Abstract: A cleaning appliance includes a dirt separator for separating dirt from an airflow, the dirt separator including a bin for collecting dirt separated from the airflow, the bin including a bin lid having a closed configuration in which the dirt is retained in the bin, and an open configuration for the removal of dirt from the bin. The cleaning appliance further including an inlet, the inlet extending through an opening in the bin lid, and the inlet including an attachment interface. The cleaning appliance further includes an interlock mechanism to prevent the bin lid from being opened when an attachment is connected to the attachment interface.
    Type: Application
    Filed: December 26, 2018
    Publication date: July 4, 2019
    Applicant: Dyson Technology Limited
    Inventors: Jeremy William CROUCH, Alexander Michael Campbell-Hill
  • Patent number: D851846
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: June 18, 2019
    Assignee: Dyson Technology Limited
    Inventors: Peter David Gammack, Stephen Robert Dimbylow, Robert Hinchliffe, Jeremy William Crouch, Alexander Patrick Webster, Charles Franklin Gale, Alexander Michael Campbell-Hill, Ashley James Hribar-Green, Stuart Lloyd Genn
  • Patent number: D861265
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: September 24, 2019
    Assignee: Dyson Technology Limited
    Inventors: Peter David Gammack, Stephen Robert Dimbylow, Robert Hinchliffe, Jeremy William Crouch, Alexander Patrick Webster, Charles Franklin Gale, Alexander Michael Campbell-Hill