| 摘要 |
PROBLEM TO BE SOLVED: To provide a gas blowing structure with a simple structure capable of spreading gas throughout a wide area. SOLUTION: The gas blowing structure is provided with a support tube 11 passing the gas, and a blowout nozzle 14 rotatably supported by the support tube 11, passing the gas from the support tube 11, and having a gas blowout opening 15 moving along with rotation. In addition, it is provided with a pressure receiving plate 21 attached to the blowout nozzle 14 to convert a pressure received from the gas into torque of the blowout nozzle 14. COPYRIGHT: (C)2006,JPO&NCIPI
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