Patents by Inventor Alan John LEA

Alan John LEA 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: 11116375
    Abstract: A vacuum cleaner includes a suction nozzle for drawing dirty air into the vacuum cleaner and an exhaust for expelling cleaned air out of the vacuum cleaner; and an air flow passage extending from the suction nozzle to the exhaust through a dirt separator. The vacuum cleaner further includes a vacuum motor arranged to draw a flow of air through the vacuum cleaner from the suction nozzle to the exhaust, the vacuum motor comprising an electric motor and an impeller which rotates about a motor axis. The vacuum cleaner further includes an electronic visual display configured to display information relating to the vacuum cleaner. The vacuum motor is housed inside a motor bucket which is positioned in the flow passage, and the electronic visual display is mounted to the motor bucket and supported thereby.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: September 14, 2021
    Assignee: Dyson Technology Limited
    Inventors: Kristian Richard Thomas King, Thomas Douglas Ridley, David Alan Millington, David Nicholas Boyce, Alan John Lea
  • Publication number: 20190183306
    Abstract: A vacuum cleaner includes a suction nozzle for drawing dirty air into the vacuum cleaner and an exhaust for expelling cleaned air out of the vacuum cleaner; and an air flow passage extending from the suction nozzle to the exhaust through a dirt separator. The vacuum cleaner further includes a vacuum motor arranged to draw a flow of air through the vacuum cleaner from the suction nozzle to the exhaust, the vacuum motor comprising an electric motor and an impeller which rotates about a motor axis. The vacuum cleaner further includes an electronic visual display configured to display information relating to the vacuum cleaner. The vacuum motor is housed inside a motor bucket which is positioned in the flow passage, and the electronic visual display is mounted to the motor bucket and supported thereby.
    Type: Application
    Filed: December 19, 2018
    Publication date: June 20, 2019
    Applicant: Dyson Technology Limited
    Inventors: Kristian Richard Thomas KING, Thomas Douglas RIDLEY, David Alan MILLINGTON, David Nicholas BOYCE, Alan John LEA