| 摘要 |
<p>PURPOSE: An air curtain apparatus is provided to supply fresh air to a clean zone by forming the clean zone using an air membrane with desired shape and width. CONSTITUTION: An air curtain apparatus comprises a polymer filter(100), a filler unit, a fan(300), a guide unit(400), and a guide blade(500). The polymer filter is supported on the indoor ceiling with given height difference. The filler unit is located on the bottom of the polymer filter and one or more of a natural perfume material, charcoal, and natural bactericides are filled in the filler unit. The fan is located on the bottom of the filler unit and sends upper air to the lower part. The guide unit is located on the bottom of the fan and comprises a diameter-expanded part(410), a diameter-reduced part(420), and an outlet(430).</p> |
