US 11,754,291 B2
Modulating oven burner control for gas cooking appliance
Richard W. Cowan, Louisville, KY (US); and Daniel J. Trice, Louisville, KY (US)
Assigned to MIDEA GROUP CO., LTD., Guangdong (CN)
Filed by Midea Group Co., Ltd., Foshan (CN)
Filed on Sep. 28, 2020, as Appl. No. 17/35,049.
Prior Publication US 2022/0099302 A1, Mar. 31, 2022
Int. Cl. F23N 1/00 (2006.01); F24C 3/12 (2006.01); F24C 3/08 (2006.01)
CPC F24C 3/128 (2013.01) [F23N 1/005 (2013.01); F24C 3/087 (2013.01); F23N 2235/16 (2020.01)] 20 Claims
OG exemplary drawing
 
1. A cooking appliance comprising:
an oven compartment;
first and second gas burners positioned to supply heat to the oven compartment;
wherein the first and second gas burners respectively include first and second electromechanical modulating valves that respectively couple the first and second gas burners to a gas supply; and
a controller configured to control the first and second gas burners to heat the oven compartment, wherein the controller is further configured to, when maintaining a predetermined temperature in the oven compartment, control the electromechanical modulating valves of the first and second gas burners to individually vary respective output levels of the first and second gas burners while maintaining a substantially constant combined output level for the first and second gas burners.