Lg Electronics Inc.

Industry-University Cooperation Foundation Hanyang University

Sanghee Woo

Kietak Hyun

Sangchul Lee

Changgun Lee

Sejin Yook

Seungyoon Noh

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.

Growing community of inventors

Gyeonggi-do, South Korea

Sanghee Woo