Patents by Inventor Mahesh Gopalakrishnan

Mahesh Gopalakrishnan 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).

  • System and method for attaching a rotating blade in a turbine
    Patent number: 9470092
    Abstract: A system for attaching a rotating blade in a turbine includes a bush having an axial slot and a radial slot that intersects with the axial slot. A radial retention member fits within the radial slot, and an axial retention member fits within the axial slot and engages with the radial retention member. A method for attaching a rotating blade in a turbine includes inserting a bush into an axial passage in a rotor wheel and inserting a radial retention member into a radial passage in the rotor wheel and through at least a portion of the bush. The method further includes inserting the rotating blade in a slot in the rotor wheel, inserting the radial retention member into a retention slot in the rotating blade, and inserting an axial retention member into the bush.
    Type: Grant
    Filed: January 2, 2013
    Date of Patent: October 18, 2016
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Venkata Narasimha Rao Kurapati, Kishore Kumar Somayajula, Mahesh Gopalakrishnan, Yagneshkumar Dalpatbhai Hathiwala
  • Turbomachine rotor having dovetail slot and method of machining
    Patent number: 9200516
    Abstract: Various embodiments include a rotor having a dovetail slot with a bulbous fillet region, and in some cases, recessed inclined bearing surfaces. Various embodiments include methods of forming such a slot in a turbomachine rotor.
    Type: Grant
    Filed: August 24, 2012
    Date of Patent: December 1, 2015
    Assignee: General Electric Company
    Inventors: Mahesh Gopalakrishnan, Michael Ericson Friedman, Mark Alan Newton, Roberto Anthony Nunez, Yong Soon Phua, Premkumar Rajamohan
  • TURBOMACHINE ROTOR HAVING DOVETAIL SLOT AND METHOD OF MACHINING
    Publication number: 20140056714
    Abstract: Various embodiments include a rotor having a dovetail slot with a bulbous fillet region, and in some cases, recessed inclined bearing surfaces. Various embodiments include methods of forming such a slot in a turbomachine rotor.
    Type: Application
    Filed: August 24, 2012
    Publication date: February 27, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Mahesh Gopalakrishnan, Michael Ericson Friedman, Mark Alan Newton, Roberto Anthony Nunez, Yong Soon Phua, Premkumar Rajamohan