| 摘要 |
PROBLEM TO BE SOLVED: To improve the straight-advance property of discharged gas with respect to a fire extinguishing nozzle used in a fire extinguisher or the like for monitoring machine tools or the like. SOLUTION: The fire extinguishing nozzle comprises: an inert gas discharge cylinder 3 whose one end is closed and other end is turned to a discharge port 5b and which is provided with a gas piping hole 10; and a plurality of water spraying nozzles 20, 21, 22 and 23 disposed at the outer side front part of the discharge port 5b. COPYRIGHT: (C)2007,JPO&INPIT
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