Patents by Inventor Narender K. Bhardwaj

Narender K. Bhardwaj 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).

  • Ceramic blade with tip seal
    Patent number: 5653579
    Abstract: The present gas turbine engine (10) includes a disc assembly (64) defining a disc (66) having a plurality of blades (70) attached thereto. The disc (66) has a preestablished rate of thermal expansion and the plurality of blades have a preestablished rate of thermal expansion being less than the preestablished rate of thermal expansion of the disc (66). A shroud assembly (100) is attached to the gas turbine engine (10) and is spaced from the plurality of blades (70) a preestablished distance forming an interface (108) therebetween. Positioned in the interface is a seal (110) having a preestablished rate of thermal expansion being generally equal to the rate of thermal expansion of the plurality of blades (70).
    Type: Grant
    Filed: November 14, 1995
    Date of Patent: August 5, 1997
    Assignee: Solar Turbines Incorporated
    Inventors: Boris Glezer, Narender K. Bhardwaj, Russell B. Jones
  • Method and apparatus for producing a surface temperature map
    Patent number: 5580172
    Abstract: A method and apparatus are provided for producing a temperature profile of a part operating within a machine is provided. The machine is operated with the part for a predetermined period of time. The part is placed in a light box in which a camera produces an image of the part. The image is compared with a standard set of colors and the standard color most closely corresponding to each pixel of the image is selected.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: December 3, 1996
    Assignee: Solar Turbines Incorporated
    Inventors: Narender K. Bhardwaj, Boris Glezer, Kenneth H. Maden, Sheldon Smilo