United States Patent

5,269,468

Adiutori

December 14, 1993


Fuel nozzle

Abstract

A fuel nozzle having increased thermal resistance which eliminates or minimizes vaporization of fuel passing through the fuel nozzle. The fuel nozzle has a tubular heat shield which surrounds a nozzle stem to form an air gap between the nozzle stem and the heat shield. A radiation layer is located on an inner wall of the heat shield and an outer wall of the nozzle stem. The radiation layer is a layer or plating using a metal having a low emissivity, such as gold (Au).


Inventors:

Adiutori; Eugene F. (West Chester, OH)

Assignee:

General Electric Company (Cincinnati, OH)

Appl. No.:

902263

Filed:

June 22, 1992