| 摘要 |
A draught or burner tube 16 has a flange 18 forming a gap 32 relative to a ring 21 carried by the flange, below same at a distance. The reservoir is abutting the ring from below with a free surface of a mass 28 absorbing the fuel situated within the ring. The gap is open at the periphery of the flange and the ring for drawing in combustion air to the draught or burner tube through the gap above the free surface of the mass together with fuel fumes departing therefrom. <IMAGE> |
