| 摘要 |
PROBLEM TO BE SOLVED: To provide four kinds of combinations by setting two heating power positions per each of upper fire burner and a lower fire burner in case of providing the upper fire burner and the lower fire burner in a grill to heat the both surfaces of a cooking material for cooking. SOLUTION: This gas control device is provided with valve casings 11a and 11b, gas flow-in parts 16a and 16b provided with gas flow passages 12a and 12b inside thereof and communicated with each other through these gas flow passages, and two gas flow-out parts respectively connected to the two gas burners. A plurality of communication passages 15 are formed in the upstream side of each of the gas flow-out parts separately from each other. A rotor 71 rotating with rotation of a fire power adjusting dial 8 is provided in the gas passage, and a long groove 72 for allowing communication of the gas flow passage with each of the communication passages are formed in the peripheral surface corresponding to each of the communication passages, and quantity of combustion gas to be supplied to the gas burner is increased/decreased step by step for every gas flow-out part in response to the number of long groove and communication passage corresponding to each other. COPYRIGHT: (C)2005,JPO&NCIPI
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