Gas burner with multiple gas rings

摘要: A gas burner with multiple rings comprising: a body ( 6 ) mountable underneath top plate, cut-out section, of an appliance and incorporating first, upwardly directed injector 14 second 9 followed by horizontal tubular Venturi 10 opening into vertical well 12 ); outer head 3 seated on the through section spaced at distance above plate provided annular chamber 22 open having one or two rows orifices for flames 4,5 inner 1 shaped so as to have radial divergent 37 coaxially supplied first recess located center 31 ), ports being in that all primary air secondary needed operate arrives from appliance.