CPC F23D 14/06 (2013.01) [F23D 2203/00 (2013.01)] | 13 Claims |
1. A burner base, comprising:
an internal perimeter lip;
a perimeter edge defining a barrier lip disposed radially outward of the internal perimeter lip;
a bottom surface configured to be coupled with a burner spreader and extending outwardly from the internal perimeter lip toward the barrier lip, a gas inlet being defined in the bottom surface;
a first barrier structure disposed along the perimeter edge adjacent the gas inlet and having a middle section height above the bottom surface that is greater than an end height above the bottom surface;
a second barrier structure circumferentially adjacent to the first barrier structure on a common circumference and defining an arc raised from the bottom surface that is inwardly directed from the barrier lip toward the internal perimeter lip; and
a third barrier structure extending circumferentially away from the second barrier structure on the common circumference and defining a constant height along a length of the third barrier structure.
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