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:
Nov. 02, 2021
Filed:
Jun. 26, 2019
Lg Electronics Inc., Seoul, KR;
Iucf-hyu (Industry-university Cooperation Foundation Hanyang University), Seoul, KR;
Sangchul Lee, Seoul, KR;
Changgun Lee, Seoul, KR;
Kietak Hyun, Seoul, KR;
Sejin Yook, Seoul, KR;
Sanghee Woo, Gyeonggi-do, KR;
Seungyoon Noh, Gyeonggi-do, KR;
LG ELECTRONICS INC., Seoul, KR;
IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION), Seoul, KR;
Abstract
A cleaner includes a housing having a hollow inner space, a housing partition configured to divide the inner space into an first space and a second space, first and second communication holes formed through the housing partition to allow the first and second spaces to communicate with each other, an inlet through which air from an outside of the housing is introduced into the second space, an air discharge port through which air in the first space is exhausted to the outside of the housing, a fan arranged in the first space to draw air to the air discharge port, a first cyclone arranged in the second space to guide air to the first communication hole and separate dirt from the air, and a second cyclone arranged in the second space to guide a portion of air to the second communication hole and separate dirt from the air.