Patents by Inventor Stephen D. Gerbracht

Stephen D. Gerbracht 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).

  • Adjustable spool valve for a digital valve controller
    Patent number: 11852250
    Abstract: A spool valve includes a sleeve with multiple axial ports positioned over the length of the sleeve and an adjustable spool component that couples neighboring ones of the sleeve's ports based on a position of the spool component within the sleeve. The adjustable spool component includes multiple sub-components having positions that are adjustable relative to each other such that the dimensions of the spool component can be tailored to precisely match the corresponding sleeve.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: December 26, 2023
    Assignee: Fisher Controls International LLC
    Inventors: Brad Busse, Stephen D. Gerbracht
  • Adjustable Spool Valve for a Digital Valve Controller
    Publication number: 20230323963
    Abstract: A spool valve includes a sleeve with multiple axial ports positioned over the length of the sleeve and an adjustable spool component that couples neighboring ones of the sleeve's ports based on a position of the spool component within the sleeve. The adjustable spool component includes multiple sub-components having positions that are adjustable relative to each other such that the dimensions of the spool component can be tailored to precisely match the corresponding sleeve.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 12, 2023
    Inventors: Brad Busse, Stephen D. Gerbracht