| 摘要 |
<p>PURPOSE:To eliminate troubles and stains of the titled device by providing a nozzle for gases on the tip end of a nozzle for water. CONSTITUTION:The nozzle 3 for gases is provided on the tip end of the nozzle 1 for water. Thus, high speed jet water is generated by utilizing the pressure of pressurized water. Bubbles of air or bubbles of a gas such as oxygen or the like are mixed by utilizing the force of the jet water, and thus the surrounding water can be efficiently circulated. Since the device is of a simple construction free of any projection and any movable part, it can eliminate troubles and pollution.</p> |
