| 摘要 |
A burner (1), with natural or forced suction, comprising a burner body (2), into which a mixture of fuel and air is introduced, said body (2) being provided with openings (4) for the flow and subsequent combustion of said mixture and comprising a Venturi tube (3) into which a jet of said fuel is introduced under pressure and extension means (6) for said Venturi tube (3); said extension means (6) is removably coupled with said Venturi tube (3). |
