Patents by Inventor Poorna Krishnakumar

Poorna Krishnakumar 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).

  • Damper pin having elongated bodies for damping adjacent turbine blades
    Patent number: 10472975
    Abstract: A damper pin for damping adjacent turbine blades coupled to a rotor disk comprises a first elongated body having a center portion disposed between a first end portion and a second end portion. The first end portion, center portion and second end portion define a generally arcuate top portion of the first elongated body. The first elongated body defines a slot that extends axially therethrough. The damper pin further includes a second elongated body having a generally arcuate top portion. The second elongated body is at least partially disposed within the slot and is slideably engaged in an axial direction with the first elongated body.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: November 12, 2019
    Assignee: General Electric Company
    Inventors: Spencer A. Kareff, Poorna Krishnakumar, Kevin Lee Worley, Christopher Michael Penny, Stephen Paul Wassynger
  • DAMPER PIN FOR DAMPING ADJACENT TURBINE BLADES
    Publication number: 20170067346
    Abstract: A damper pin for damping adjacent turbine blades coupled to a rotor disk comprises a first elongated body having a center portion disposed between a first end portion and a second end portion. The first end portion, center portion and second end portion define a generally arcuate top portion of the first elongated body. The first elongated body defines a slot that extends axially therethrough. The damper pin further includes a second elongated body having a generally arcuate top portion. The second elongated body is at least partially disposed within the slot and is slideably engaged in an axial direction with the first elongated body.
    Type: Application
    Filed: September 3, 2015
    Publication date: March 9, 2017
    Inventors: Spencer A. Kareff, Poorna Krishnakumar, Kevin Lee Worley, Christopher Michael Penny, Stephen Paul Wassynger