| 摘要 |
Infrared emitter with luminous radiation for a supply of gas at very low pressure and of primary atmospheric air via venturi, said supply comprising at least one gas injector, an injector holder, a safety valve, a gas supply connector, especially for raised heating appliances for directional heating towards the ground and/on the sides in the agricultural, industrial, craft and service sectors, characterised in that it comprises; a geometrical structure comprising at least one first (1), second (2), third (4) and fourth (5) concentric enclosure, a substantially horizontal upper plate (6) below which the said at least first (1), second (2), third (4), fourth (5) enclosures are fixed concentrically to said plate, fitting the one inside the other, a central opening (7) leading the air-gas flow perpendicularly to said plate, into the interior space created by the first enclosure (1).
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