Methods and apparatus for shielding heat from a fuel nozzle stem

Details Methods and apparatus for shielding heat from a fuel nozzle stem Methods and apparatus for shielding heat from a fuel nozzle stem

1999-09-07

2000-11-21

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

With heating or cooling means for the system or system fluid

In terminal element

2393975, 60740, 60742, B05B 1500

Patent

active

06149075&

ABSTRACT:
A fuel nozzle including a nozzle stem having an annular overhang and a heat shield secured to the overhang is described. More specifically, and in one embodiment, the nozzle stem includes an upstream end and a downstream end. The annular overhang is intermediate to the upstream end and the downstream end of the stem. The heat shield includes a first end and a second end, and the heat shield is welded to the annular overhang at the heat shield first end. An annular air gap is between the nozzle stem and the heat shield.

REFERENCES:
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patent: 3662959 (1972-05-01), Sample, Jr.
patent: 5269468 (1993-12-01), Adiutori
patent: 5570580 (1996-11-01), Mains
patent: 5579645 (1996-12-01), Prociw et al.
patent: 5598696 (1997-02-01), Stotts
patent: 5701732 (1997-12-01), Nesbitt et al.
patent: 5761907 (1998-06-01), Pelletier et al.
patent: 5988531 (1999-11-01), Maden et al.
patent: 6003781 (1999-12-01), Kwan

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