Importance

Loading Importance Indicators...

Abstract

In a burner mountable in a passageway leading into a furnace including a housing received by said passageway, having a discharge end opening into said furnace, a first conduit within said housing, a second conduit within said first conduit, said housing, said first conduit and said second conduit being annularly spaced, means for introducing respective fuels into space between said first and second conduits and into said second conduit, means for introducing air into space between said housing and said first conduit, fins for inducing swirling motion of air discharged from said housing into said furnace, means for discharging respective fuels from said first and second conduits into said furnace through said housing discharge end, the housing discharge end extending into the furnace interior, a sleeve receiving the first conduit therewithin and extending forwardly therefrom, a cap having an inwardly facing lip about a discharge end of the sleeve proximate the housing opening the lip defining a discharge through which a nozzle discharges, the nozzle being interior of and spaced annularly from the sleeve, connected to the discharge end of the second conduit, having a chamber therewithin communicating with the second conduit, the nozzle having a recess facing said housing discharge end, recess periphery contacting the lip, the nozzle having channels therewithin extending from space between the sleeve and the recess, channel orientation being defined by chords of a circle having a center at a longitudinal axis of the nozzle, having conduits connecting the chamber and the channels, the fins being recessed within the housing from the discharge ends of the nozzle.

Loading the Abstract Image...

First Claim