| 摘要 |
<p>Gas burner (1) of the type comprising at least two flame spreaders (2, 3), at least one diffusion chamber (4) obtained between said at least two flame spreaders for the diffusion of a primary air/gas mixture for at least one of said at least two flame spreaders, and at least one cross lighting duct (5) for the flame passage between said at least two flame spreaders, said at least one duct (5) being disposed transversally inside said at least one diffusion chamber (4) so that to define a first (6) and a second (7) region in said at least one diffusion chamber (4) and comprising two side walls (9,10) and one upper wall (11), for the fluidic direct connection between said first and said second region of said at least one diffusion chamber said upper wall being provided with at least one hole for the mixture inflow into said duct (5) characterized in that said at least one cross lighting duct (5) comprises at least one lower opening (30) facing said upper wall (8) of the cross lighting duct (5).</p> |
