The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 28, 2008
Filed:
Sep. 23, 2005
Hoi Kil Jeong, Changwon-si, KR;
Man Tae Hwang, Changwon-si, KR;
Young Ho Kim, Changwon-si, KR;
Jung Bae Hwang, Daegu, KR;
Min Park, Busan, KR;
Hoi Kil Jeong, Changwon-si, KR;
Man Tae Hwang, Changwon-si, KR;
Young Ho Kim, Changwon-si, KR;
Jung Bae Hwang, Daegu, KR;
Min Park, Busan, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A dust collection unit for a vacuum cleaner includes a first cylindrical filtering chamber for filtering foreign objects contained in air using a cyclone airflow, a plurality of second filtering chamber formed along an outer circumference of the first cylindrical filtering chamber to receive the air passed through the first cylindrical filtering chamber, a first storing chamber formed under the first filtering chamber to store the foreign objects filtered in the first filtering chamber, a second storing chamber for storing the foreign objects filtered in the second filtering chambers, and a connection plate interconnecting opposite ends of the second storing chamber to define the first filtering chamber, the connection plate having a lower end located to be higher than a lower end of the second storing chamber.