Patents by Inventor Ronald W. Korzun

Ronald W. Korzun 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).

  • Patent number: 7537430
    Abstract: Disclosed herein is a rotor assembly for a steam turbine. The steam turbine includes a retention portion having a stacked rotor section. The steam turbine further includes a first shaft end disposed at a first end of the retention portion. The steam turbine yet further includes a second shaft end disposed at a second end of the retention portion that is opposite to the first end of the retention portion.
    Type: Grant
    Filed: November 11, 2005
    Date of Patent: May 26, 2009
    Assignee: General Electric Company
    Inventors: Robert James Bracken, John Thomas Murphy, Stephen Swan, Jeffrey Robert Simkins, Clement Gazzillo, Ronald W. Korzun, David Orus Fitts
  • Patent number: 4767267
    Abstract: A seal assembly for reducing fluid leakage around a circumferential periphery of an annular nozzle stage in a gas turbine engine includes an abradable annular steel member having an annular attachment ring attached to an outer surface, the ring including a radially extending flange portion. The side of the seal member opposite the attachment ring forms a conventional labyrinth seal with a rotating member extending from a turbine wheel. The nozzle stage includes an annular portion extending inward towards the seal member and having an axially facing area for abutting the attachment ring. The member depending from the nozzle stage in conjunction with the attachment ring forms a radially slidable seal. Tabs are provided attached to one side of the seal member for engaging the depending member from the nozzle stage for holding the seal member in sliding contact against the nozzle stage.
    Type: Grant
    Filed: December 3, 1986
    Date of Patent: August 30, 1988
    Assignee: General Electric Company
    Inventors: Jonathan G. L. Salt, Ronald W. Korzun, David R. Abbott