Burner

Details Burner Burner

2006-08-22

2006-08-22

Basichas, Alfred (Department: 3749)

Combustion

Mixer and flame holder

C431S349000

Reexamination Certificate

active

07094050

ABSTRACT:
A burner capable of reducing manufacturing costs by attaching upper and lower flow regulating plates to a metal plate rationally from the viewpoint of costs is provided. A burner100comprises a metal plate, having formed thereto a plurality of flame ports102disposed along the inner circumference of an opening101and alternately protruding in the upper and lower directions, and an annular mixture pipe106disposed outwardly of the opening101. Substantially annular upper and lower flow regulating plates200and300are respectively disposed above and below the burner100with a clearance therebetween. The burner100has an integrally disposed flange portion120extending outwardly from the annular mixture pipe106. The upper and lower flow regulating plates200and300have integrally disposed arms220and320that extend from outer circumferences of the upper and lower flow regulating plates200and300across the annular mixture pipe to a position corresponding to the flange portion and crimped to the flange portion.

REFERENCES:
patent: 3729876 (1973-05-01), Kolozsvary
patent: 3744340 (1973-07-01), Peterson
patent: 4572237 (1986-02-01), Thompson
patent: 5135193 (1992-08-01), Parris
patent: 6151215 (2000-11-01), Hoffman
patent: 967124 (1964-08-01), None
patent: 2-133515 (1990-11-01), None
patent: 3-14531 (1991-02-01), None
patent: 3-46104 (1991-04-01), None
patent: 4-353308 (1992-12-01), None
patent: 9-4853 (1997-01-01), None
patent: WO-02/02991 (2002-01-01), None
patent: WO-03/078896 (2003-09-01), None

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