US PATENT SUBCLASS 431 / 193
.~ Unique burner manifold orifice feeds conduit

Current as of: June, 1999
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431 /   HD   COMBUSTION

191  DF  BURNER IGNITED BY FLASH FLAME THROUGH CONDUIT {2}
193.~ Unique burner manifold orifice feeds conduit {1}
194  DF  .~.~> Nipple forms orifice and anchors conduit

DEFINITION

Classification: 431/193

(under subclass 191) Apparatus in which the fuel that burns in the flash conduit is supplied to the conduit by the ignited burner through an orifice differing from any other orifices of the burner.