Patents by Inventor Leo Dawn

Leo Dawn 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 for pumping fluid
    Patent number: 11624362
    Abstract: The disclosure herein relates to device, for example a gear pump, for pumping fluid. The gear pump comprises a motor for driving a rotatable drive shaft; a drive gear configured to be driven by the drive shaft; an idler gear which meshes with the drive gear; an annular magnet disposed coaxially with the drive shaft and configured to rotate therewith; and a sensor for sensing rotation of the annular magnet and generating an output signal corresponding to a rotational position of the drive shaft.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: April 11, 2023
    Assignee: MAGPUMPS LIMITED
    Inventor: Leo Dawn
  • Device for Pumping fluid
    Publication number: 20210215157
    Abstract: The disclosure herein relates to device, for example a gear pump, for pumping fluid. The gear pump comprises a motor for driving a rotatable drive shaft; a drive gear configured to be driven by the drive shaft; an idler gear which meshes with the drive gear; an annular magnet disposed coaxially with the drive shaft and configured to rotate therewith; and a sensor for sensing rotation of the annular magnet and generating an output signal corresponding to a rotational position of the drive shaft.
    Type: Application
    Filed: December 23, 2020
    Publication date: July 15, 2021
    Inventor: Leo Dawn