Patents by Inventor Rudy Ray Stewart

Rudy Ray Stewart 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).

  • Ball valve retainer with soldering paste seal and method
    Patent number: 10864588
    Abstract: A method of sealing a metal retainer to a metal valve body that includes the steps of applying a soldering paste in a predetermined amount to the threads of a threaded retainer and threading the retainer into the threads of a threaded opening in the valve. The retainer is heated to a temperature sufficient to liquefy and disperse the soldering paste into spaces between the threads of the retainer and the threads of the opening in the valve to thereby achieve an adhesive seal.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: December 15, 2020
    Assignee: Conbraco Industries, Inc.
    Inventors: Bertito Tubo Rodriguez, Kevin Gerome Porterfield, Rudy Ray Stewart
  • BALL VALVE RETAINER WITH SOLDERING PASTE SEAL AND METHOD
    Publication number: 20190160569
    Abstract: A method of sealing a metal retainer to a metal valve body that includes the steps of applying a soldering paste in a predetermined amount to the threads of a threaded retainer and threading the retainer into the threads of a threaded opening in the valve. The retainer is heated to a temperature sufficient to liquefy and disperse the soldering paste into spaces between the threads of the retainer and the threads of the opening in the valve to thereby achieve an adhesive seal.
    Type: Application
    Filed: November 27, 2017
    Publication date: May 30, 2019
    Inventors: Bertito Tubo Rodriguez, Kevin Gerome Porterfield, Rudy Ray Stewart