Patent ID: 9115892
Filing Date: 2015-08-25
Classification: F23D

Abstract:
1. Gas burner comprising at least one fuel gas injector and at least one corresponding Venturi effect mixer, said at least one injector facing the intake section of the corresponding Venturi effect mixer, as well as one or more passages for the transit of primary air from above the supporting surface, to which the burner is fixed, to said intake section of said Venuri mixer, and means for preventing flame propagation, of the fluid flow splitting type, said means for preventing flame propagation comprising at least one substantially tubular body with the relative lateral walls extending at least between said at least one injector and said intake section of said Venturi effect mixer, wherein said at least one substantially tubular body comprises at least one helically wound filiform element, the helically wound filiform element being interposed between the injector and an intake section of the Venturi mixer.