Patent ID: 8845326
Filing Date: 2014-09-30
Classification: F23D,F23N

Abstract:
1. A gas burner assembly for a cooking appliance comprising: a main burner assembly; a simmer burner assembly positioned in a stacked relationship with and located below the main burner assembly; a venturi assembly for delivering a gas flow to the main burner assembly; a gas valve assembly for controlling a rate of the gas flow; a gas boost pump configured to control a pressurization of the gas flow between the gas valve assembly and the main burner assembly; and an encoder coupled to the gas valve assembly, the encoder configured to track a position of the gas valve assembly and provide a signal to the gas boost pump for pressurization of the gas flow; and wherein the simmer burner assembly comprises a simmer burner venturi, simmer flame exit ports, and a flow dam communicatively received within the simmer burner assembly between the simmer burner venturi and the simmer flame exit ports, the flow dam comprising one or more ports along an upper edge of the flow dam, the one or more ports being positioned closer together along the upper edge of the flow dam in a region opposite the simmer burner venturi than in a region adjacent to the simmer burner venturi.