| 摘要 |
PROBLEM TO BE SOLVED: To provide a washing apparatus which is capable of washing a material to be washed without a detergent and to provide a bubble generation nozzle used in the washing apparatus. SOLUTION: The washing apparatus is provided with a vessel 3 to store water, a dissolution water manufacturing means 27 for manufacturing dissolution water in which air is dissolved in water and a bubble generation means 5 for generating micro-bubbles in the vessel 3 in response to the supply of the dissolution water. The bubble generation nozzle is provided with a hollow pipe 47 equipped with a connection part 57 to be connected to the dissolution water manufacturing means 27 in the nozzle body 33 equipped with a fitting part to the vessel 3, an orifice 63 and a pressure releasing chamber 53 provided in the hollow pipe 47, a net member 65 with a fine mesh to triturate the bubbles generated in the pressure releasing chamber 53, an agitation chamber 39 to be communicated with a communication aperture 55 of a small diameter installed in the peripheral wall of the hollow pipe 47 between the inner peripheral face of the nozzle body 33 and the outer peripheral face of the hollow pipe 47 and a small aperture 43 communicating the agitation chamber 39 with the inside of the vessel 3 at the proximity of the fitting part of the nozzle body 33. COPYRIGHT: (C)2006,JPO&NCIPI
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