| 摘要 |
A gas burner (100) comprises: a body (B), a supply unit (A) and a lid (3) having a central flame crown (C1) and a peripheral flame crown (C2). The supply unit (A) comprises: at least one supply duct (1, 2), three injectors (I1, I2, I3) connected to said at least one supply duct (1, 2), three Venturi tubes (V1, V2, V3) respectively associated with said injectors (I1, I2, I3), wherein the injectors (I1, I2, I3) and the Venturi tubes (V1, V2, V3) have parallel horizontal axes (X1, X2, X3) and fixing means (4) used to fix the Venturi tubes (V1, V2, V3) in position. The body (B) of the burner comprises a central chamber (91) and two peripheral chambers (51, 61) in communication with said Venturi tubes (V1, V2, V3) and with an upper central chamber (92) and an upper peripheral chamber (7) respectively disposed under the central flame crown (C1) and the peripheral flame crown (C2). |
