| 摘要 |
<P>PROBLEM TO BE SOLVED: To hang, at an outlet of an electric fan, a box storing dry ice, ice or a cold insulation material, and a frozen PET bottle, allowing the electric fan to send cold air, since conventional electric fans can only send wind at a room temperature. <P>SOLUTION: A component of a cold air fan is provided with hanging fittings at four stages, wherein a frozen PET bottle, dry ice, a frozen refrigerant are placed on hanging fittings at first to third stages, and a box as a water receiver for receiving droplets is placed on a hanging fitting at the fourth stage, characteristically. <P>COPYRIGHT: (C)2013,JPO&INPIT |
