Patents by Inventor Fred Cain

Fred Cain 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).

  • VALVE ASSEMBLIES INCLUDING A SEALED HOUSING AND RELATED SYSTEMS AND METHODS
    Publication number: 20210285562
    Abstract: Valve assemblies include a first actuation element coupled to the valve member, where the first actuation element is configured to move the valve member between a first closed position and a second open position. An inner housing encloses the first actuation element and is statically sealed to a valve body. A second actuation element is configured to be coupled to a valve actuator for moving the second actuation element relative to the first actuation element, where movement of the second actuation element is configured to indirectly apply a force to the first actuation element through the inner housing.
    Type: Application
    Filed: May 28, 2021
    Publication date: September 16, 2021
    Inventors: Gifford Decker, Varadharajen Lakshamanan, Fred Cain
  • Seal-less valves
    Patent number: 11047498
    Abstract: A valve assembly including a valve body, an outer housing having rotating shaft containing magnets and being driven by a motor, an inner housing statically sealed to the valve body, and an actuation system enclosed within the inner housing, the actuation system having magnets that are induced by magnetic field created by the rotating shaft magnets.
    Type: Grant
    Filed: October 21, 2011
    Date of Patent: June 29, 2021
    Assignee: FLOWSERVE MANAGEMENT COMPANY
    Inventors: Gifford Decker, Varadharajen Lakshamanan, Fred Cain
  • Pressure-balanced control valves
    Patent number: 9222600
    Abstract: A valve assembly comprises a valve body comprising a plug chamber. A static seal is disposed adjacent an inner sidewall of the plug chamber, and a plug comprising a plug head is moveably positioned within the plug chamber, the plug head being configured to contact the static seal only when the plug is adjacent to a seat ring. Methods of using a valve and methods of forming a valve assembly are also disclosed.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: December 29, 2015
    Assignee: Flowserve Management Company
    Inventors: Laren J. Winkel, Fred Cain
  • SEAL-LESS VALVES
    Publication number: 20120097873
    Abstract: A valve assembly including a valve body, an outer housing having rotating shaft containing magnets and being driven by a motor, an inner housing statically sealed to the valve body, and an actuation system enclosed within the inner housing, the actuation system having magnets that are induced by magnetic field created by the rotating shaft magnets.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Applicant: FLOWSERVE MANAGEMENT COMPANY
    Inventors: Gifford Decker, Varadharajen Lakshamanan, Fred Cain
  • PRESSURE-BALANCED CONTROL VALVES
    Publication number: 20120025121
    Abstract: A valve assembly comprises a valve body comprising a plug chamber. A static seal is disposed adjacent an inner sidewall of the plug chamber, and a plug comprising a plug head is moveably positioned within the plug chamber, the plug head being configured to contact the static seal only when the plug is adjacent to a seat ring. Methods of using a valve and methods of forming a valve assembly are also disclosed.
    Type: Application
    Filed: February 5, 2010
    Publication date: February 2, 2012
    Applicant: FLOWSERVE MANAGEMENT COMPANY
    Inventors: Laren J. Winkel, Fred Cain