US PATENT SUBCLASS 431 / 252
WITH ADJUNCTIVE MEANS TO EXTEND OR DEFLECT FLAME BY AIR BLAST OR ASPIRATION


Current as of: June, 1999
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431 /   HD   COMBUSTION

252WITH ADJUNCTIVE MEANS TO EXTEND OR DEFLECT FLAME BY AIR BLAST OR ASPIRATION


DEFINITION

Classification: 431/252

(under the class definition) Apparatus having an appurtenance associated with a flame holder such that when air is drawn or blown through the appurtenance by a device or person at intervals, as desired, the flame held by the holder will be extended or deflected by the moving air.

SEE OR SEARCH THIS CLASS, SUBCLASS:

8+, for a process of flame shaping.

204, for a fuel jet from a heated tank traversing a wick burner.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing

290+, for a sprinkling or spraying structure of general utility with a supplemental gas shaping or shielding jet; and subclasses 398+ for a sprinkling or spraying structure not specialized by structure to combustion with combining of separately supplied fluid streams.