Patents by Inventor Charles Kneen Bregazzi

Charles Kneen Bregazzi 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).

  • Poppet-style valve arrangements
    Patent number: 11988288
    Abstract: A seat carrier subassembly for a valve includes an annular seat carrier body including an annular projection extending radially into a central passage, and an annular plastic seal ring over-molded onto the annular projection, with the annular plastic seal ring defining a seat seal.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: May 21, 2024
    Assignee: SWAGELOK COMPANY
    Inventors: David John Owen Parkes, Barry Cannell Irvine, Graham Harwood Stephenson, Charles Kneen Bregazzi
  • POPPET-STYLE VALVE ARRANGEMENTS
    Publication number: 20220341496
    Abstract: A seat carrier subassembly for a valve includes an annular seat carrier body including an annular projection extending radially into a central passage, and an annular plastic seal ring over-molded onto the annular projection, with the annular plastic seal ring defining a seat seal.
    Type: Application
    Filed: April 25, 2022
    Publication date: October 27, 2022
    Inventors: David John Owen Parkes, Barry Cannell Irvine, Graham Harwood Stephenson, Charles Kneen Bregazzi
  • SELF-ALIGNING VALVE SEAL
    Publication number: 20180031131
    Abstract: A valve includes a valve body, a valve seat, and a poppet assembled with the valve body. The poppet includes an axially extending poppet stem and a radially extending poppet sealing surface. The poppet is axially movable between a closed position and an open position. The poppet sealing surface is defined by a sealing member disposed on the poppet stem. The sealing member is laterally movable on the poppet stem. When the poppet is moved from the open position to the closed position, the sealing member is laterally moved to align the sealing surface with the seating surface.
    Type: Application
    Filed: October 11, 2017
    Publication date: February 1, 2018
    Inventors: Charles Kneen Bregazzi, Barry Irvine, Graham H. Stephenson
  • Self-aligning valve seal
    Patent number: 9835256
    Abstract: A valve includes a valve body, a valve seat, and a poppet assembled with the valve body. The poppet includes an axially extending poppet stem and a radially extending poppet sealing surface. The poppet is axially movable between a closed position and an open position. The poppet sealing surface is defined by a sealing member disposed on the poppet stem. The sealing member is laterally movable on the poppet stem. When the poppet is moved from the open position to the closed position, the sealing member is laterally moved to align the sealing surface with the seating surface.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: December 5, 2017
    Assignee: Swagelok Company
    Inventors: Charles Kneen Bregazzi, Barry Irvine, Graham H. Stephenson
  • SELF-ALIGNING VALVE SEAL
    Publication number: 20160131264
    Abstract: A valve includes a valve body, a valve seat, and a poppet assembled with the valve body. The poppet includes an axially extending poppet stem and a radially extending poppet sealing surface. The poppet is axially movable between a closed position and an open position. The poppet sealing surface is defined by a sealing member disposed on the poppet stem. The sealing member is laterally movable on the poppet stem. When the poppet is moved from the open position to the closed position, the sealing member is laterally moved to align the sealing surface with the seating surface.
    Type: Application
    Filed: November 6, 2015
    Publication date: May 12, 2016
    Applicant: Swagelok Company
    Inventors: Charles Kneen Bregazzi, Barry Irvine, Graham H. Stephenson