| 摘要 |
PROBLEM TO BE SOLVED: To provide a washing device being capable of retaining the original washing action perpetually without influenced by dust scattered around a spraying nozzle to improve the workability of the washing process with in-chamber powerful washing action. SOLUTION: Gas suction passages 36 and 42 disposed within a spraying nozzle 21 which sucks a gas under a negative pressure generated by spraying of a pressurized liquid from a liquid spraying outlet 30 are connected with the outside of the washing chamber through a gas flowing passage comprising a flowing passage 27 for gas, gas flowing passages 31 and 41, an expanded space part 35, or the like to suck a fresh gas continuously into the nozzle 21 from the outside of the washing chamber. The nozzle 21 may be disposed at the closing door of the washing chamber. COPYRIGHT: (C)2005,JPO&NCIPI
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