US PATENT SUBCLASS 431 / 283
.~ Three mounted in cross igniting relationship

Current as of: June, 1999
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431 /   HD   COMBUSTION

278  DF  SEPARATELY SUPPLIED OR CONTROLLED, PHYSICALLY RELATED FLAME HOLDERS, E.G., DIVERSE FUELS, PILOT AND MAIN, ETC. {7}
283.~ Three mounted in cross igniting relationship

DEFINITION

Classification: 431/283

(under subclass 278) Apparatus in which one of a plurality of flame holding sections is positioned to be ignited by a second section and to ignite a third section.

SEE OR SEARCH THIS CLASS, SUBCLASS:

48, for a control system in which a sensor of a first burner controls a second burner and a sensor of the second burner controls a third burner; and

192, for a flash igniting conduit having a feed means for the conduit spaced from the ignited burner.