Patents by Inventor Andrew W. SYSKA

Andrew W. SYSKA 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).

  • Electric machine with helical rotor conduit and axial fluid channel in stator slots
    Patent number: 11594938
    Abstract: A radial-flux rotary electric machine having a first end at one axial extreme and a second end at another axial extreme, comprising: a fluid input for receiving coolant at the first end of the machine; a rotor comprising a radial impeller at the first end of the machine in fluid communication with the fluid input, and a plurality of permanent magnets with a helical fluid conduit thereunder in fluid communication with the impeller; a stator having a plurality of slots with a fill factor of between zero and unity to define axial fluid channels in the slots, the fluid channels being in fluid communication with the helical fluid conduit at the second end of the machine; a fluid output in fluid communication with the fluid channels.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: February 28, 2023
    Assignee: ROLLS-ROYCE plc
    Inventors: Andrew W. Syska, Daniel J. Howe
  • ELECTRIC MACHINES
    Publication number: 20210075298
    Abstract: A radial-flux rotary electric machine having a first end at one axial extreme and a second end at another axial extreme, comprising: a fluid input for receiving coolant at the first end of the machine; a rotor comprising a radial impeller at the first end of the machine in fluid communication with the fluid input, and a plurality of permanent magnets with a helical fluid conduit thereunder in fluid communication with the impeller; a stator having a plurality of slots with a fill factor of between zero and unity to define axial fluid channels in the slots, the fluid channels being in fluid communication with the helical fluid conduit at the second end of the machine; a fluid output in fluid communication with the fluid channels.
    Type: Application
    Filed: August 31, 2020
    Publication date: March 11, 2021
    Inventors: Andrew W. SYSKA, Daniel J. HOWE