US 11,940,148 B2
Multi injection dual ring gas burner for domestic gas cooking units
Zhi Tan, Hangzhou (CN); Huan Liu, Hangzhou (CN); Andre Garcia, Hendersonville, TN (US); and Michael Dennis Padgett, Springfield, TN (US)
Assigned to Electrolux Appliances Aktiebolag, Stockholm (SE)
Filed by Electrolux Appliances Aktiebolag, Stockholm (SE)
Filed on Oct. 28, 2021, as Appl. No. 17/512,817.
Prior Publication US 2023/0134526 A1, May 4, 2023
Int. Cl. F23D 14/06 (2006.01); F23D 14/08 (2006.01)
CPC F23D 14/065 (2013.01) [F23D 14/085 (2013.01); F23D 2203/102 (2013.01); F23D 2213/00 (2013.01); F23D 2900/14062 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A dual gas burner for a cooking hob having a cooktop panel,
the dual gas burner comprising:
an inner burner configured to receive gas from below the cooktop panel and combustible air from above the cooktop panel, the inner burner comprising a central burner cap having a plurality of gas ports configured to pass gas and combustible air, the central burner cap arranged on a crown inlet configured to cooperate with a mixing chamber so as to receive gas from the mixing chamber and combustible air from outside the mixing chamber below the central burner cap, wherein the mixing chamber is arranged below the cooktop panel and the crown inlet is arranged above the cooktop panel so as to define an opening through which the combustible air passes to the crown inlet; and
an outer annular burner configured to receive gas and combustible air from below the cooktop panel.