Patents by Inventor Sean Terrill

Sean Terrill 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).

  • Shear coupling for sucker rod string
    Patent number: 11834916
    Abstract: The present disclosure relates, according to some embodiments, to a shear pin including a cylindrical shape positioned along a vertical axis having a first end having a common diameter with a second end; the first end and containing a first clutch at a point along the vertical axis that is furthest from the second end, the first clutch containing one of a recessing shape and a protruding shape; (c) the second end containing a second clutch at a point along the vertical axis that is furthest from the first end, the second clutch containing one of a recessing shape and a protruding shape; and (d) the curved portion including a diameter that is largest where the curved portion connects to each of the first end and the second end and then narrows along the curved portion, forming a curve that culminates at a neck where the diameter is smallest.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: December 5, 2023
    Assignee: HARBISON-FISCHER, INC.
    Inventors: Felipe Correa, Ramamurthy Narasimhan, Sergio Granados, Sean Terrill
  • SHEAR COUPLING FOR SUCKER ROD STRING
    Publication number: 20220282579
    Abstract: The present disclosure relates, according to some embodiments, to a shear pin including a cylindrical shape positioned along a vertical axis having a first end having a common diameter with a second end; the first end and containing a first clutch at a point along the vertical axis that is furthest from the second end, the first clutch containing one of a recessing shape and a protruding shape; (c) the second end containing a second clutch at a point along the vertical axis that is furthest from the first end, the second clutch containing one of a recessing shape and a protruding shape; and (d) the curved portion including a diameter that is largest where the curved portion connects to each of the first end and the second end and then narrows along the curved portion, forming a curve that culminates at a neck where the diameter is smallest.
    Type: Application
    Filed: December 14, 2021
    Publication date: September 8, 2022
    Inventors: Felipe Correa, Ramamurthy Narasimhan, Sergio Granados, Sean Terrill