Patents by Inventor Benjamin P. Lacy

Benjamin P. Lacy 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).

  • Seal in a gas turbine engine having a shim base and a honeycomb structure with a number of cavities formed therein
    Patent number: 9816388
    Abstract: A seal in a gas turbine engine includes a shim base and a honeycomb structure having a number of cavities are formed as a single unitary structure using additive manufacturing.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: November 14, 2017
    Assignee: General Electric Company
    Inventors: Kevin Richard Kirtley, Ibrahim Sezer, Benjamin P. Lacy
  • Coaxial fuel and air premixer for a gas turbine combustor
    Patent number: 8443607
    Abstract: An air/fuel premixer comprising a peripheral wall defining a mixing chamber, a nozzle disposed at least partially within the peripheral wall comprising an outer annular wall spaced from the peripheral wall so as to define an outer air passage between the peripheral wall and the outer annular wall, an inner annular wall disposed at least partially within and spaced from the outer annular wall, so as to define an inner air passage, and at least one fuel gas annulus between the outer annular wall and the inner annular wall, the at least one fuel gas annulus defining at least one fuel gas passage, at least one air inlet for introducing air through the inner air passage and the outer air passage to the mixing chamber, and at least one fuel inlet for injecting fuel through the fuel gas passage to the mixing chamber to form an air/fuel mixture.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: May 21, 2013
    Assignee: General Electric Company
    Inventors: William D. York, Willy S. Ziminsky, Benjamin P. Lacy
  • COAXIAL FUEL AND AIR PREMIXER FOR A GAS TURBINE COMBUSTOR
    Publication number: 20100212322
    Abstract: An air/fuel premixer comprising a peripheral wall defining a mixing chamber, a nozzle disposed at least partially within the peripheral wall comprising an outer annular wall spaced from the peripheral wall so as to define an outer air passage between the peripheral wall and the outer annular wall, an inner annular wall disposed at least partially within and spaced from the outer annular wall, so as to define an inner air passage, and at least one fuel gas annulus between the outer annular wall and the inner annular wall, the at least one fuel gas annulus defining at least one fuel gas passage, at least one air inlet for introducing air through the inner air passage and the outer air passage to the mixing chamber, and at least one fuel inlet for injecting fuel through the fuel gas passage to the mixing chamber to form an air/fuel mixture.
    Type: Application
    Filed: February 20, 2009
    Publication date: August 26, 2010
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: William D. York, Willy S. Ziminsky, Benjamin P. Lacy