| 摘要 |
PROBLEM TO BE SOLVED: To provide a gas burner allowing easy heating power control, having high heating power, and having a broad variable range of the heating power compared to a conventional gas burner. SOLUTION: This gas burner has a burner part 2, a mixing pipe 3 communicating with the burner part 2, a mixing pipe 4 capable of supplying a gas into the mixing pipe 3, and air supply part 5 capable of supplying air into the mixing pipe 3. The gas supply pipe 4 has a first gas supply pipe 41 and a second gas supply pipe 42 having valves 6 capable of controlling a flow rate of the gas, and is connected to an air supply pipe 7 capable of supplying air into the mixing pipe 3. The air supply pipe 7 is provided with a valve 6 capable of controlling an air flow rate. COPYRIGHT: (C)2004,JPO
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