Patent ID: 7914596
Filing Date: 2011-03-29
Classification: A61L,B01D,F24F

Abstract:
1. An air purifier, comprising: an air blower circulating indoor air; a filter unit placed in a circulating airflow of the indoor air, the filter unit capturing dust in the air; and a guide path guiding the indoor air to the filter unit, wherein the guide path is followed by: wherein the fixed partition plate separates a first space defined by a first side of the fixed partition plate and the filter unit, from a second space defined by a second side, opposite to the first side, of the fixed partition plate and the coarse dust collector, the second space gradually increases in area of the airflow to reduce a speed of the airflow, and wherein part of the airflow that has made the sharp turn is separated and fed, together with the coarse dust, into the second space such that the coarse dust is collected in the coarse dust collector.