| 摘要 |
Atmosphere-control pilot burner (1) for controlling the operation of a gas appliance automatically, which includes a body (2) defining a mixing chamber (3); a gas injector (4) emerging in the mixing chamber (3); a port (5) made in the wall of the body (2) for the intake of primary air into the mixing chamber (3), and a tube (7) which is fastened to the body and has a first end (8) connected coaxially to the mixing chamber (3) opposite the injector (4) and a second end (9) defining a flame orifice of the pilot burner, characterized in that the second end (9) of the tube (7) is shaped in order to have an auxiliary orifice (14) located laterally with respect to the main-flame orifice of the pilot burner and intended to generate a pilot flame in the vicinity of the root of the main flame.
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