Patents by Inventor James Shurina

James Shurina 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 exerciser for an emergency shutoff valve of a steam turbine and method for using the same
    Patent number: 9057450
    Abstract: An apparatus for exercising an emergency shutoff valve of a steam turbine and methods for operating the same are disclosed herein. A cover of the valve exerciser mounts on top of an emergency shutoff valve body and through a stroker bolt threadingly engaged with the shutoff valve lever arm, the valve stem is moved within a passageway of the cover a small amount so that the aperture between the steam inlet and outlet is not blocked, thereby permitting normal operation of the steam valve while the valve stem is exercised.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: June 16, 2015
    Assignee: Elliott Company
    Inventors: James Shurina, Robert J. Gilmore, Michael Arthen Mindock, III
  • Valve Exerciser for an Emergency Shutoff Valve of a Steam Turbine and Method for Using the Same
    Publication number: 20140261726
    Abstract: An apparatus for exercising an emergency shutoff valve of a steam turbine and methods for operating the same are disclosed herein. A cover of the valve exerciser mounts on top of an emergency shutoff valve body and through a stroker bolt threadingly engaged with the shutoff valve lever arm, the valve stem is moved within a passageway of the cover a small amount so that the aperture between the steam inlet and outlet is not blocked, thereby permitting normal operation of the steam valve while the valve stem is exercised.
    Type: Application
    Filed: March 13, 2013
    Publication date: September 18, 2014
    Inventors: James Shurina, Robert J. Gilmore, Michael Arthen Mindock, III
  • Four-bearing rotor system
    Patent number: 7726883
    Abstract: A bearing apparatus for reducing vibrations in a compressor shaft (17) carrying a rotating compressor (10) is provided. The bearing apparatus comprises a first bearing (14) for supporting the shaft (17) and a second bearing (13) spaced outboard from the first bearing (14) for producing a moment on the shaft and additional damping counter to the direction of vibrations.
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: June 1, 2010
    Assignee: Elliott Company
    Inventors: M. Theodore Gresh, James Shurina, Francis Kushner
  • Four-Bearing Rotor System
    Publication number: 20070292262
    Abstract: A bearing apparatus for reducing vibrations in a compressor shaft (17) carrying a rotating compressor (10) is provided. The bearing apparatus comprises a first bearing (14) for supporting the shaft (17) and a second bearing (13) spaced outboard from the first bearing (14) for producing a moment on the shaft and additional damping counter to the direction of vibrations.
    Type: Application
    Filed: June 30, 2005
    Publication date: December 20, 2007
    Applicant: Elliott Company
    Inventors: M. Gresh, James Shurina, Francis Kushner