Patents by Inventor Brian Lawver

Brian Lawver 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).

  • Velocity and pressure equalization ports
    Patent number: 10126762
    Abstract: A bypass flow valve is provided. The bypass flow valve includes a valve piston and a first annulus disposed on a first end of the valve piston. The first annulus has an inlet and an outlet and surrounds a first valve sleeve. The first valve sleeve contains an arrangement of a first plurality of ports providing fluid communication to the valve piston. The arrangement of the first plurality of ports includes a first region of the first valve sleeve in line with the inlet of the first annulus and a second region of the first valve sleeve in line with the outlet of the first annulus. The second region has fewer ports than the first region.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: November 13, 2018
    Assignee: Woodward, Inc.
    Inventors: Jordan L. Loos, Mike L. Hahn, Steve McLevige, Brian Lawver
  • VELOCITY AND PRESSURE EQUALIZATION PORTS
    Publication number: 20180224870
    Abstract: A bypass flow valve is provided. The bypass flow valve includes a valve piston and a first annulus disposed on a first end of the valve piston. The first annulus has an inlet and an outlet and surrounds a first valve sleeve. The first valve sleeve contains an arrangement of a first plurality of ports providing fluid communication to the valve piston. The arrangement of the first plurality of ports includes a first region of the first valve sleeve in line with the inlet of the first annulus and a second region of the first valve sleeve in line with the outlet of the first annulus. The second region has fewer ports than the first region.
    Type: Application
    Filed: February 7, 2017
    Publication date: August 9, 2018
    Applicant: Woodward, Inc.
    Inventors: Jordan L. Loos, Mike L. Hahn, Steve McLevige, Brian Lawver