| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid injection nozzle capable of stably injecting strong transparent bar flows from a plurality of injection holes and enabling reduction in its total length.SOLUTION: In a liquid injection nozzle 10, liquid supplied to a supply port 23 flows in a plurality of introduction passages 27 and is injected from injection holes 31 disposed in each of the introduction passages 27. An introduction space 25 is disposed between the supply port 23 and the introduction passages 27, the introduction space 25 being larger than the cross-sectional area of the supply port 23 and having a cross-sectional area equal to or larger than the sum of the cross-sectional areas of the plurality of introduction passages 27. |
