| 摘要 |
<p>The invention relates to a fuel gas burner that improves the operational and ecological thermal indixes and is destined to be mainly used for hot water boilers that operate in condensation conditions. According to the invention, the burner is built by assembling several burner elements (1) cylindrical in shape, with one end closed and the other open, to form one piece with a plate (2), the assembly thus formed being fitted at the outlet of the pressure chamber (3) that is provided with a socket (4) for the connection to the premixed fuel gas feed system.</p> |
