Patents by Inventor Eli McElwain

Eli McElwain 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).

  • Self-priming assembly for use in a multi-stage pump
    Patent number: 12168986
    Abstract: A self-priming assembly for a multi-stage pump is provided. The self-priming assembly includes a first diffuser with a first central portion, a first diffuser axis, a first arcuate channel within the first central portion, and a first arcuate passage extending through the first central portion and a first peripheral portion having a first ledge. The self-priming assembly also includes a second diffuser with a second central portion, a second diffuser axis, a second arcuate channel within the second central portion, a second arcuate passage extending through the second central portion, and a second peripheral portion having a second ledge. The first ledge abuts the second ledge. Further, the self-priming assembly includes an impeller with an impeller axis. The first diffuser and the second diffuser are configured to be combined and to receive the impeller therebetween with the first diffuser axis, the second diffuser axis, and the impeller axis aligned.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: December 17, 2024
    Assignee: Pentair Flow Technologies, LLC
    Inventors: Bradley Wiyninger, Daniel Allan Beilke, Jeff Hermes, Eli McElwain
  • SELF-PRIMING ASSEMBLY FOR USE IN A MULTI-STAGE PUMP
    Publication number: 20230160397
    Abstract: A self-priming assembly for a multi-stage pump is provided. The self-priming assembly includes a first diffuser with a first central portion, a first diffuser axis, a first arcuate channel within the first central portion, and a first arcuate passage extending through the first central portion and a first peripheral portion having a first ledge. The self-priming assembly also includes a second diffuser with a second central portion, a second diffuser axis, a second arcuate channel within the second central portion, a second arcuate passage extending through the second central portion, and a second peripheral portion having a second ledge. The first ledge abuts the second ledge. Further, the self-priming assembly includes an impeller with an impeller axis. The first diffuser and the second diffuser are configured to be combined and to receive the impeller therebetween with the first diffuser axis, the second diffuser axis, and the impeller axis aligned.
    Type: Application
    Filed: January 24, 2023
    Publication date: May 25, 2023
    Inventors: Bradley Wiyninger, Daniel Allan Beilke, Jeff Hermes, Eli McElwain
  • Self-priming assembly for use in a multi-stage pump
    Patent number: 11560902
    Abstract: A self-priming assembly for a multi-stage pump is provided. The self-priming assembly can have a first diffuser, a second diffuser, and an impeller. The first and second diffusers each include a central portion, a diffuser axis, an arcuate channel within the central portion, and a passage extending through the central portion. The first diffuser and the second diffuser are configured to be combined and receive the impeller therebetween with the first diffuser axis, the second diffuser axis, and the impeller axis aligned.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: January 24, 2023
    Assignee: PENTAIR FLOW TECHNOLOGIES, LLC
    Inventors: Bradley Wiyninger, Daniel Allan Beilke, Jeff Hermes, Eli McElwain
  • Push valve assembly and method
    Patent number: 11000863
    Abstract: Embodiments of the invention provide a push valve assembly. The push valve assembly includes a valve piston that is movable within a valve body between a fully opened position and a fully closed position, passing through an intermediate rinsing position, to selectively provide pressurized fluid through flow paths defined by the position of the valve piston.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: May 11, 2021
    Assignee: Pentair Flow Technologies, LLC
    Inventors: Bradley Keith Wiyninger, Jeff Hermes, Erich Grutzner, Eli McElwain
  • Push Valve Assembly and Method
    Publication number: 20200306773
    Abstract: Embodiments of the invention provide a push valve assembly. The push valve assembly includes a valve piston that is movable within a valve body between a fully opened position and a fully closed position, passing through an intermediate rinsing position, to selectively provide pressurized fluid through flow paths defined by the position of the valve piston.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 1, 2020
    Inventors: Bradley Keith Wiyninger, Jeff Hermes, Erich Grutzner, Eli McElwain
  • SELF-PRIMING ASSEMBLY FOR USE IN A MULTI-STAGE PUMP
    Publication number: 20200240434
    Abstract: A self-priming assembly for a multi-stage pump is provided. The self-priming assembly can have a first diffuser, a second diffuser, and an impeller. The first and second diffusers each include a central portion, a diffuser axis, an arcuate channel within the central portion, and a passage extending through the central portion. The first diffuser and the second diffuser are configured to be combined and receive the impeller therebetween with the first diffuser axis, the second diffuser axis, and the impeller axis aligned.
    Type: Application
    Filed: January 27, 2020
    Publication date: July 30, 2020
    Inventors: Brad Wiyninger, Daniel Allan Beilke, Jeff Hermes, Eli McElwain