(57) The gas distribution box to the top burners of a stove comprises a sealed gas distribution
conduit (5, 6) in the form of a channel formed between a base (3) and a cover (2)
superposed plates, inside which the means (8,9,18,18',20) for controlling the individual
flow to each burner are enclosed, forming an element (1) which is compact and indivisible
and from which only the operating shafts (9) and a common gas inlet and individual
outlets connectors (30, 31) emerge. The means for regulating the flow to each burner
are a valve (8) with an operating shaft (9), and a bypass screw (20). The valves (8)
comprises two superposed flat discs (8a,8b), one fixed and the other rotary, fitted
between the base (3) and the cover (2). A pusher (10) cooperates with the operating
shaft (9).
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