Patents by Inventor David William Pollock

David William Pollock 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).

  • Alternator with rotor lamination stack
    Patent number: 12658746
    Abstract: A rotor core lamination is provided. The rotor core lamination includes a plurality of salient poles. Each of the salient poles includes: a pole body having a central axis in a radial direction of the rotor core lamination; and a pole shoe extending radially outward from the pole body, wherein the pole shoe has a pole shoe arc, and a central point of the pole shoe arc is offset from the central axis.
    Type: Grant
    Filed: December 19, 2023
    Date of Patent: June 16, 2026
    Assignee: Generac Power Systems, Inc.
    Inventor: David William Pollock
  • ALTERNATOR WITH ROTOR LAMINATION STACK
    Publication number: 20240195239
    Abstract: A rotor core lamination is provided. The rotor core lamination includes a plurality of salient poles. Each of the salient poles includes: a pole body having a central axis in a radial direction of the rotor core lamination; and a pole shoe extending radially outward from the pole body, wherein the pole shoe has a pole shoe arc, and a central point of the pole shoe arc is offset from the central axis.
    Type: Application
    Filed: December 19, 2023
    Publication date: June 13, 2024
    Applicant: Generac Power Systems, Inc.
    Inventor: David William Pollock
  • Alternator with rotor lamination stack
    Patent number: 11894724
    Abstract: A rotor core lamination is provided. The rotor core lamination includes a plurality of salient poles. Each of the salient poles includes: a pole body having a central axis in a radial direction of the rotor core lamination; and a pole shoe extending radially outward from the pole body, wherein the pole shoe has a pole shoe arc, and a central point of the pole shoe arc is offset from the central axis.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: February 6, 2024
    Assignee: Generac Power Systems, Inc.
    Inventor: David William Pollock
  • ALTERNATOR WITH ROTOR LAMINATION STACK
    Publication number: 20220140671
    Abstract: A rotor core lamination is provided. The rotor core lamination includes a plurality of salient poles. Each of the salient poles includes: a pole body having a central axis in a radial direction of the rotor core lamination; and a pole shoe extending radially outward from the pole body, wherein the pole shoe has a pole shoe arc, and a central point of the pole shoe arc is offset from the central axis.
    Type: Application
    Filed: October 29, 2020
    Publication date: May 5, 2022
    Applicant: Generac Power Systems, Inc.
    Inventor: David William Pollock