Patent ID: 11940148
Assignee: ELECTROLUX APPLIANCES AKTIEBOLAG
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 9:
10. A dual gas burner for a gas cooking hob having a cooktop surface, the dual gas burner having an inner burner arranged within an outer annular burner, and the dual gas burner comprising:
a burner body arranged below the cooktop surface, the burner body comprising a mixing chamber arranged to be supplied with gas from a first gas inlet and a plurality of burner body inlets to be supplied with gas from a second gas inlet,
a crown arranged above the cooktop surface, the crown comprising a crown inlet extending in a downward direction and arranged to cooperate with the mixing chamber so as to receive gas from the mixing chamber, and a plurality of ports extending in a downward direction and arranged to cooperate with the plurality of burner body inlets so as to receive gas from the plurality of burner body inlets;
a central burner cap having a plurality of gas ports and arranged atop the crown inlet;
an outer annular burner cap defining an internal opening for accommodating the central burner cap therein and arranged atop and circumferentially about the crown; and
wherein the crown inlet is further arranged to receive combustible air from outside the mixing chamber and above the cooktop surface, and the plurality of ports are arranged to receive combustible air from below the cooktop surface,
wherein the combustible air for the inner burner is drawn from a location isolated from where the combustible air for the outer annular burner is drawn.