发明名称 Dust collection unit for vacuum cleaner
摘要 Provided is a dust collection unit for a vacuum cleaner that can provide an improved collection efficiency, a reduced reduce, and a good outer appearance. The dust collection unit includes: a first filtering chamber for filtering first foreign objects; a plurality of second filtering chambers formed along an outer circumference of the first filtering chamber to receive air passed through the first filtering chamber and filter second foreign objects by using cyclone airflow, the second foreign objects being smaller than the first foreign objects; an air intake hole through which air is introduced into the second filtering chambers; at least one air introduction guide extended outward from the air intake hole to guide a flow of air introduced into the second filtering chamber; and a storing chamber formed under the filtering chamber.
申请公布号 US2006137305(A1) 申请公布日期 2006.06.29
申请号 US20050232857 申请日期 2005.09.23
申请人 LG ELECTRONICS, INC. 发明人 JUNG JAE D.
分类号 B01D50/00 主分类号 B01D50/00
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